How many politicians will leave their cabinet positions in the UK government before 2027?

- [2026-07-20] Andy Burnham completed formation of his cabinet after becoming PM, appointing the 18 top-ranked cabinet positions that define this question's baseline (Louise Haigh, John Healey, Ed Miliband, Shabana Mahmood, Wes Streeting, Yvette Cooper, Alex Norris, Lucy Powell, Pat McFadden, Jonathan Reynolds, Angela Rayner, Heidi Alexander, Miatta Fahnbulleh, Lisa Nandy, and others), completing appointments by 23 July. 
Following Burnham's appointment as Prime Minister on 20 July 2026, he began to form his cabinet, which first met on 21 July, and he completed his ministerial appointments on 23 July.

- [2026-07-29] Institute for Government analysis confirmed the scale of the initial reshuffle (82 ministers in new roles, 24 new to government) but this all occurred BEFORE the question's 1 September 2026 start window and does not count toward resolution. 
By the end of the week, some 82 ministers had taken up new roles, including 24 entering government for the very first time.

- [2026-09-01] Hansard record from the House of Commons (1 September 2026) confirms the cabinet lineup was still intact at that date, listing Burnham, Haigh, Healey, Miliband, Mahmood and others in their original posts. 
FIRST SECRETARY OF STATE, CHANCELLOR OF THE DUCHY OF LANCASTER AND MINISTER FOR THE CABINET OFFICE— The Rt Hon. Louise Haigh, MP · CHANCELLOR OF THE EXCHEQUER—The Rt Hon. John Healey, MP · SECRETARY OF STATE FOR FOREIGN, COMMONWEALTH AND DEVELOPMENT AFFAIRS—The Rt Hon. Ed Miliband, MP · SECRETARY OF STATE FOR THE HOME DEPARTMENT—The Rt Hon. Shabana Mahmood, MP · SECRETARY OF STATE FOR DEFENCE—The Rt Hon.

- [2026-09-30] The official resolution source, members.parliament.uk's Cabinet page (fetched today), lists all 18+ cabinet positions with the same incumbents appointed on 20 July 2026 — Andy Burnham (PM), Louise Haigh, John Healey, Ed Miliband, Shabana Mahmood, Wes Streeting, Yvette Cooper, Alex Norris, Lucy Powell, Pat McFadden, Jonathan Reynolds, Angela Rayner, Heidi Alexander, Miatta Fahnbulleh, Lisa Nandy, Angela Eagle, Chris Bryant, Douglas Alexander and Stephen Kinnock — with no changes reflected since the initial appointments. Source: https://members.parliament.uk/government/cabinet
- [2026-09-28] Home Secretary Shabana Mahmood is facing internal party and union pressure over care-worker visa reforms, with Deputy PM Angela Rayner and Unison opposing the plan, but there is no indication of a resignation threat — Mahmood is instead signalling policy compromise, not departure. 
On September 28 2026, Home Secretary Shabana Mahmood, speaking at the Labour conference in Liverpool, indicated she is considering watered-down plans for indefinite leave to remain (ILR) reforms that would penalize foreign care workers.

- [2026-09-29] Reports of a record 69,300 people filing to leave the UK for tax reasons are generating political pressure on the Burnham government ahead of the Autumn Budget, but this is an economic/migration story, not a cabinet departure. No named cabinet minister is reported as resigning in connection with this.
- [2026-09-15] (Context, not government cabinet) Reform UK's Dan Thomas resigned as Welsh opposition leader after an arrest; this is unrelated to the UK government cabinet and does not count toward this question, but demonstrates other political volatility this month. 
Dan Thomas resigned as Leader of the Opposition on 15 September 2026 following his arrest on suspicion of assault.

- [2026-07-20] The only recent precedent for cabinet turbulence under Burnham was the initial reshuffle itself, when senior Starmer-era figures (Rachel Reeves, David Lammy, Peter Kyle, Steve Reed) were removed — but this predates the 1 September 2026 counting window and does not apply to this question. 
Some of the most significant figures in former Prime Minister Keir Starmer's cabinet are resigning ahead of now-Prime Minister Andy Burnham's appointments to his cabinet... David Lammy, who was the UK's Deputy Prime Minister and Justice Minister... previously served as Foreign Secretary.


BOTTOM LINE: As of 30 September 2026, the official Parliament cabinet page shows zero changes to the 18 top-ranked cabinet posts since Burnham completed his appointments on 23 July 2026; the only live tension (Mahmood's visa policy dispute) appears to be heading toward compromise rather than resignation, so the current state points toward "0" departures in the 1 Sept–31 Dec 2026 window, though three months remain before the 1 January 2027 resolution deadline.

NOT FOUND: No evidence of any cabinet-level resignation, dismissal, or reshuffle affecting the 18 ranked positions between 1 September 2026 and 30 September 2026; no scheduled reshuffle events before 1 January 2027 were identified in available sources.

**Base rate / outside-view evidence on UK cabinet departures in short windows**

- [2026-06-12] 
Starmer's government saw an unusually high number of ministerial resignations, reaching 20 in its second year in government, the highest number of any recent prime minister at this stage of their tenure.
 This is a two-year figure, not a four-month one, but it shows Labour's current cabinet culture has been unusually resignation-prone. https://www.instituteforgovernment.org.uk/explainer/ministers-resigning-government

- [2026-06-12] 
The highest number of total ministerial resignations occurred under Boris Johnson's premiership: in July 2022, as many as 30 ministers resigned in just five days, 48 in total across his administration.
 That episode shows cabinet-level exits can cluster rapidly, but only in acute crisis conditions (a resignation cascade), not as a steady base rate. https://www.instituteforgovernment.org.uk/explainer/ministers-resigning-government

- [2025-09] 
A minor reshuffle of posts in 10 Downing Street began on 1 September 2025, and on 5 September, following the resignation of deputy PM Angela Rayner after breaching the ministerial code, a full reshuffle of the cabinet was launched.
 This is the most directly comparable recent precedent: a scandal-driven single cabinet resignation quickly cascaded into a much larger reshuffle. https://en.wikipedia.org/wiki/2025_British_cabinet_reshuffle

- [2025-10-31] In that September 2025 reshuffle, 
of 27 attending cabinet, 12 moved jobs, three of those left the cabinet, and two left government altogether.
 So even a "trigger" resignation produced only ~3 outright cabinet departures (rather than dozens), suggesting 3+ is achievable but not automatic even in a big reshuffle. https://www.instituteforgovernment.org.uk/comment/seven-things-learned-keir-starmers-first-reshuffle

- [2022-10-14] The closest analogue for a brand-new PM (comparable to Burnham's situation two months into office) is Liz Truss: 
after just five weeks in the job, PM Liz Truss sacked Chancellor Kwasi Kwarteng after his mini-budget plunged the UK economy into crisis.
 This shows that a serious economic/policy misstep early in a new premiership can produce a senior cabinet departure within weeks — a plausible risk given Burnham's government is already navigating tax/budget controversy. https://www.cnbc.com/2022/10/14/uk-pm-liz-truss-fires-finance-minister-kwasi-kwarteng.html

- [2026-07-20] For the Burnham ministry itself, the initial formation already involved a "sweeping clear-out": 
the reshuffle represented a sweeping clear-out of ministers closely associated with the Starmer government — Rachel Reeves left as chancellor, David Lammy departed as deputy prime minister and justice secretary, and housing secretary Steve Reed and business secretary Peter Kyle also left government.
 This turnover happened in July 2026, before the question's qualifying window (post-1 September 2026), so it does not count toward resolution but indicates Burnham has already shown willingness to remove senior figures. https://www.politics.co.uk/news/2026/07/20/andy-burnham-appoints-new-cabinet-whos-in-and-whos-out/

- [2026-05-14] During the pre-leadership crisis under Starmer, cabinet-level resignations occurred rapidly amid political turmoil: 
discontent over policy led to calls for Starmer to resign and to the resignation of several members of the government, including Health Secretary Wes Streeting on 14 May, and on 11 June, following disputes over defence spending, Defence Secretary John Healey and Armed Forces minister Al Carns also resigned.
 This shows the current Labour cabinet has had a high frequency of scandal/policy-driven cabinet exits within a single calendar year, well above historical norms. https://en.wikipedia.org/wiki/2026_Labour_Party_leadership_crisis

- [2026-09-28] There is at least one live internal cabinet tension already visible in the qualifying window: Home Secretary Shabana Mahmood is facing pressure from the Deputy PM and unions over care-worker visa reforms, though as of late September she is only "hinting" at policy retreat, not resigning.

- No published betting-market odds, Metaculus community forecast, or pollster projection specifically for "how many of the 18 top Burnham cabinet members leave before January 2027" were found; this appears to be a bespoke/synthetic forecasting question without an existing external forecast to anchor on.

**BOTTOM LINE:** Historically, UK cabinets rarely see 3+ top-18 departures in a bare four-month window absent a triggering scandal or economic crisis (as with Truss/Kwarteng or the September 2025 Rayner-driven reshuffle, which itself produced only 3 outright cabinet exits); but the current Labour government has shown an unusually high propensity for scandal- and policy-driven senior resignations over the past 18 months, making a "1 or 2" outcome the more historically typical base rate, while "3 or more" remains plausible if any acute triggering event (budget crisis, scandal, resignation cascade) occurs in the window, as it did repeatedly in 2025-26.

NOT FOUND: No existing prediction-market odds, bookmaker odds, or Metaculus/other community forecast specific to this exact question could be located; no confirmed cabinet-level resignation among Burnham's top-18 has yet occurred within the September 1–December 31, 2026 qualifying window as of the last available reporting (September 29, 2026).

- [2026-09-27] CNN reports Housing Secretary Angela Rayner (a Burnham cabinet member) has publicly criticized Home Secretary Shabana Mahmood's care-worker visa reforms, but frames this as a "high" period for Burnham with the party "not demanding his head" two months in — i.e., the row is visible but not (yet) existential for either minister. https://www.cnn.com/2026/09/29/uk/andy-burnham-what-next-labour-conference-intl

- [2026-09-28] The Rayner–Mahmood visa dispute has escalated into an open, cabinet-level public disagreement, with Rayner telling The Times the reforms are "un-British" and Mahmood signalling a climbdown; Rayner separately denied to LBC that "collective responsibility is dead," insisting there is no formal "split." 
Home secretary Shabana Mahmood is set to water down her immigration crackdown following a row with Cabinet colleague Angela Rayner... The housing secretary said it was "un-British" to make it harder for immigrants to be given indefinite leave to remain in the UK, including some who have been here since 2021.
 This mechanism (public rift → policy retreat) is the most concrete live internal cabinet tension but is trending toward compromise, not resignation.

- [2026-09-25] GB News reports the ILR reform dispute is not just a two-person spat: 
the Home Secretary's plans to overhaul the asylum system by making it harder for migrants to acquire British citizenship have been ill-received by more than 100 Labour MPs, threatening a mass revolt.
 A backbench revolt of this scale is a mechanism that could force Mahmood out if the government cannot find a compromise before legislating — the key upcoming decision point is Mahmood's promised "very soon" policy resolution.

- [2026-10-28] The single largest scheduled risk event in the window is the first Burnham/Healey Autumn Budget, confirmed for 28 October 2026 
Chancellor John Healey will deliver the Autumn Budget on 28 October 2026, the first of the Burnham government and just over three months into its term.
 This is the closest structural analogue to the Truss/Kwarteng dismissal precedent (Oct 2022) noted in the base-rate report — a fiscally consequential set-piece by a first-time Chancellor, three months into the job, that markets and MPs will scrutinize closely.

- [2026-09-28] The Budget's revenue options are already politically constrained: 
Burnham has confirmed the government will honour Labour's 2024 manifesto commitment not to increase the rates of income tax, employee National Insurance or VAT. Together those three account for almost 60% of total tax receipts, so the government's largest revenue-raising levers are effectively off the table.
 This raises the odds of an unpopular/technically fraught alternative measure (wealth taxes, CGT, property levies) that could trigger a Kwarteng-style Chancellor crisis if markets react badly.

- [2026-09-29] Simultaneously, record taxpayer emigration data (69,300 P85 filings, AskNews/Telegraph) is being used by critics to pressure the Treasury just a month before the Budget, adding political heat specifically onto Chancellor Healey's position ahead of the 28 October statement.

- [2026-09-29] Institute for Government's contemporaneous analysis of the Burnham government formation adds a mechanism detail not previously noted: 
In total, 13 of the 22 full cabinet members are now serving in new roles, with seven joining for the first time.
 A cabinet this freshly reshuffled and containing many first-time secretaries of state (inexperience) is statistically more exposed to gaffes/scandals than a settled, experienced top team — a background risk factor for the Sept–Dec window.

- [2026-09-29] Also relevant to underlying pressure: former Starmer-era business secretary Peter Kyle is now publicly criticizing the Burnham government's economic focus from outside cabinet 
Peter Kyle – who previously served as Starmer's business secretary – said the government was not focused enough on economic growth and needed to act with "more urgency."
 — signalling organized criticism from displaced Starmer loyalists that could sharpen if the Budget disappoints.

- [2026-09-30] No source found of any confirmed resignation, dismissal, or reshuffle announcement for any of the 18 named cabinet posts after 1 September 2026; the Parliament cabinet page (fetched by colleagues same day) still shows the original 20 July lineup intact.

- Mechanism/order for "3 or more" to occur before 1 January 2027: (1) Mahmood must either fail to satisfy the 100+ MP backbench revolt with her "very soon" ILR compromise, triggering her own resignation or dismissal, and/or (2) the 28 October Budget must contain a market-shocking or backbench-rebellion-inducing measure serious enough to cost Healey his job (Kwarteng precedent) or force other reshuffle dominoes, and/or (3) an unrelated scandal (a la the 2025 Rayner stamp-duty affair) must emerge involving one of the other 16 secretaries between now and year-end. Absent one of these trigger events materializing in the next three months, the base case remains 0 departures.

BOTTOM LINE: The Rayner–Mahmood ILR row (with a 100+-MP backbench threat) and the high-stakes 28 October Budget delivered by a fiscally-constrained, first-time Chancellor are the two live, dated mechanisms that could produce a cabinet departure before 1 January 2027; absent one of these escalating into an actual resignation/dismissal (as opposed to policy climbdown), no departures have occurred through 30 September 2026.

NOT FOUND: No confirmed date for Mahmood's final ILR policy decision; no market or economic forecaster report specifically predicting a Budget-triggered ministerial departure; no reporting of any other scandal or resignation threat involving the remaining 16 of the 18 ranked cabinet posts.

- [2026-08-06/current] Polymarket's "Who will be the first to leave the Burnham Cabinet?" market (opened Aug 6, 2026, $123,921 volume, resolves Dec 31, 2027) currently prices 
John Healey at 14%, Miatta Fahnbulleh at 10.4%, Ed Miliband at 6.9%, Angela Eagle at 6.7%
 as most likely to leave first, with all other named ministers (Mahmood, Rayner, Powell, Streeting, McFadden, etc.) priced in the 3–7% range — implying no single minister is seen as a strong favorite to depart, consistent with a low aggregate probability of any departure occurring soon.
- [2026-08-06/current] The same market's own commentary notes 
the Burnham cabinet remains only a few months old, and trader consensus prices "Other" highest because early exits in new administrations frequently stem from unanticipated personal, procedural, or low-profile pressures rather than front-bench friction
, and that 
no confirmed ministerial departures or major internal rifts have materialized to concentrate probabilities on named individuals
 as of early conference season.
- [2026-03-01] A related but now-resolved Polymarket market, "UK Cabinet Minister resigns by...?" (opened Feb 4, 2026, $181,702 volume, tracking the Starmer cabinet), resolved "No" for its February 28 deadline before Starmer-era resignations (Streeting, Healey) later materialized in May–June 2026 — illustrating that short-window "any cabinet resignation" markets can swing quickly from "No" to "Yes" once a leadership crisis erupts, a dynamic directly relevant to the Burnham-era question's 4-month window.
- [2026-09-30] No dedicated Polymarket, Kalshi, or Manifold market specifically mirroring this Metaculus question's exact resolution ("3+ of the top 18 Burnham cabinet ranked positions leave between Sept 1–Dec 31, 2026") could be located; the closest comparable is the "first to leave" market above, plus a separate Polymarket market "How many UK Prime Ministers by end of 2027?" which speaks to PM turnover risk (and this question triggers a re-baseline if the PM changes) rather than cabinet-level churn directly.
- [2026-09-28] Reported cabinet tension: 
Home Secretary Shabana Mahmood indicated she is considering watered-down plans for indefinite leave to remain (ILR) reforms... following pressure from Deputy Prime Minister Angela Rayner and Unison general secretary Andrea Egan
 — a policy dispute reported by The Guardian, though not itself evidence of an imminent resignation.
- [2026-09] Track record context: Wikipedia's contemporaneous "2026 British cabinet reshuffle" chronology shows the Starmer government experienced very high cabinet/junior-minister churn earlier in 2026 (multiple PPS and junior minister resignations in May, Wes Streeting's cabinet resignation on May 14, and Defence Secretary John Healey's resignation on June 11), demonstrating that this UK Labour government has a recent base rate of frequent, rapid cabinet-level departures under stress — a pattern experts/markets appear to be pricing into the "first to leave" odds (Healey again a leading pick despite having already changed portfolios once).
- [2026-09] Commentators (tutor2u analysis) note the general expectation that 
"assuming Burnham lasts as PM until the next general election, his cabinet is likely to evolve through reshuffles, departures and new arrivals in the three years this parliament has left to run"
 — a qualitative expert view that departures are normal and expected over time, though not quantifying the Sept–Dec 2026 window specifically.
- [2026-09-30] No Metaculus community-prediction figure specifically for this question (post_id 45250 / question_id 45442) could be retrieved via search or fetch; general Metaculus track-record literature indicates community aggregates are typically well-calibrated but can be noisy on idiosyncratic political-personnel questions.

BOTTOM LINE: The only market directly on point (Polymarket's "first to leave the Burnham cabinet") spreads probability thinly across ~20 named ministers (max single-name price 14%) and explicitly notes no confirmed departures or major rifts as of late September 2026, implying markets see any single departure as more likely than not to be a low-probability, unpredictable event in the near term — but this UK government's 2026 track record (multiple cabinet resignations in May–June) shows such probabilities can jump abruptly, so "3 or more" by Jan 1, 2027 should not be dismissed as negligible.

NOT FOUND: A dedicated prediction-market or Metaculus-community-prediction number matching the exact resolution criteria (3+ of 18 named Burnham cabinet positions vacated between Sept 1 and Dec 31, 2026); any Kalshi or Manifold markets on this specific question; polling data on public/expert expectations of cabinet reshuffle timing under Burnham.

**Case for the favourite ("0" cabinet departures by 1 Jan 2027):**

- [2026-09-30] The official resolution source, members.parliament.uk's Cabinet page, still lists all 18 Burnham-appointed ministers unchanged since 20 July 2026, giving a clean, objectively verifiable baseline of zero departures 62 days into the qualifying window.

- [2026-09-28] The only live internal cabinet tension identified — Home Secretary Shabana Mahmood's care-worker visa reform dispute — is trending toward a policy climbdown rather than a resignation: Mahmood said at the Liverpool conference she is open to watering down the reforms after pressure from Angela Rayner and Unison, signalling accommodation, not confrontation.

- [2026-09-29] Institute for Government's pre-conference assessment frames Burnham's conference test as one of holding the line on "difficult choices" ahead of the Budget, not a piece on cabinet splits — 
"A new prime minister whose policy agenda remains relatively undeveloped, and who hasn't even presented his first budget, represents a tempting blank sheet"
 — implying the government is still in a unifying, honeymoon-adjacent phase rather than a fracturing one.

- [2026-09-29] Coverage of the Liverpool conference (Inside Croydon) describes Labour as 
emerging from a "miserable" 2024 and 2025 conference into a mood where, "little more than two months since the former Manchester Mayor moved in to Downing Street, Labour are ahead in the polls"
 — a cohesive, confident backdrop that argues against imminent cabinet rupture.

- [2026-09-30] Polymarket's dedicated "Who will be the first to leave the Burnham Cabinet?" market (~$113k–$135k liquidity) still shows no minister above 14% (John Healey), with all others in the 3–10% band — the market's own dispersion implies traders see any single departure, let alone three, as a low-probability near-term event rather than an expected one.

- [2026-09-29] On the specific tax/exodus story dominating headlines this week (record 69,300 P85 filings), no named cabinet minister has been linked to resignation pressure over this issue; it is framed purely as an economic/fiscal challenge for the Treasury, not a personnel crisis.

**Countervailing risk the favourite must survive — the Budget is inside the window:**

- [2026-09-30] Chancellor John Healey will deliver the first Burnham-government Autumn Budget on 28 October 2026 — squarely inside the 1 Sept–31 Dec qualifying window — with income tax, NI and VAT rate rises ruled out, leaving few large revenue levers and raising the odds of a contentious, market-tested set of measures.

- [2026-09-30] The Institute for Government's 28 September conference preview explicitly warns the fiscal backdrop has "deteriorated since the last forecast in March, largely due to the Iran war," with lower growth, higher inflation, and higher borrowing costs squeezing Healey's room for manoeuvre — the same category of shock (a chancellor cornered on fiscal credibility) that produced the Truss/Kwarteng cabinet departure precedent already cited by colleagues.

- [2026-09-29] Grant Thornton's Budget preview notes Burnham deliberately moved the Budget earlier (28 October, versus the traditional late-November slot) specifically 
"to reduce the period of uncertainty"
 — a defensive scheduling choice that itself signals awareness of political risk building toward that date, i.e., the government is bracing for a hard moment, not assuming smooth sailing.

- [2026-09-30] No dedicated prediction market or forecaster commentary explicitly links the 28 October Budget to elevated departure risk for named cabinet ministers (e.g., Healey), meaning this remains an inferred risk rather than a priced-in one — a gap that argues the "0" favourite may be under-hedged against a single acute post-Budget flashpoint.

BOTTOM LINE: The evidence strongly supports "0" as the current favourite — the official cabinet list is unchanged, the one visible tension (Mahmood/visas) is resolving toward compromise, and markets price no minister's departure above 14% — but the 28 October Budget, delivered under a genuinely worsened fiscal backdrop, is a concrete, dated event inside the window that historically (Truss/Kwarteng) has been sufficient to force a senior departure, so the favourite's margin is thinner than the current flat trend line suggests.

NOT FOUND: No Polymarket, Kalshi or Metaculus market matching the exact "3 or more of 18 cabinet posts vacated by 1 Jan 2027" resolution; no reporting explicitly tying Budget-day risk to a specific minister's job security; no post-conference (30 September) readouts of Burnham's closing speech were available at time of writing.

**Case for an upset: option "1" or "2" departures (i.e., against the current "0" trend holding through year-end), driven by a live cabinet split over immigration policy plus a high-stakes Budget on 28 October.**

- [2026-09-28] A genuine, public cabinet rift broke out at Labour conference: 
an extraordinary public breach in cabinet unity saw Angela Rayner, the housing, communities and local government secretary, break ranks over the weekend to criticise the plans as "un-British"
, directly clashing with Home Secretary Mahmood's flagship "earned settlement" reforms. https://www.bbntimes.com/politics/home-secretary-shabana-mahmood-signals-retreat-on-settlement-reforms-as-labour-conference-erupts

- [2026-09-28] The dispute is not confined to Rayner and Mahmood: 
Andrea Egan, general secretary of Unison, accused Mahmood of having "fuelled the far-right" with "dehumanising" proposals
, showing union pressure compounding the intra-cabinet fight rather than dissipating it. https://www.bbntimes.com/politics/home-secretary-shabana-mahmood-signals-retreat-on-settlement-reforms-as-labour-conference-erupts

- [2026-09-28] Burnham himself was forced to publicly referee the split rather than shut it down, telling LBC 
"I'm Team Angela and Shabana," but he declined to endorse Rayner's description of the reforms as "un-British," saying only: "I think what we've got to do is strike the right balance."
 A PM unwilling to back his Home Secretary publicly is a classic precursor to a later reshuffle if the policy row reignites. https://www.bbntimes.com/politics/home-secretary-shabana-mahmood-signals-retreat-on-settlement-reforms-as-labour-conference-erupts

- [2026-09-28] The underlying policy stakes are large enough to sustain months of friction: 
officials forecast that 1.6 million people could gain settlement rights between 2026 and 2030, with a peak of 450,000 in 2028 alone—roughly four times the recent annual average
, meaning the government's "formal response" (due this autumn per sources close to Mahmood) is a scheduled flashpoint still ahead, inside the qualifying window. https://www.bbntimes.com/politics/home-secretary-shabana-mahmood-signals-retreat-on-settlement-reforms-as-labour-conference-erupts

- [2026-09-28] Separately, the Autumn Budget is fixed for **28 October 2026** — squarely inside the qualifying window — and Chancellor Healey has already signalled it will be difficult: 
the Autumn Budget date has now been set for 28 October, with the new Chancellor facing some familiar challenges, at the end of a fortnight heavily laden with announcements from Prime Minister Andy Burnham and his revised cabinet
. https://www.cambridgenetwork.co.uk/news/healey-sets-pre-halloween-autumn-budget

- [2026-09-28] Healey has explicitly flagged fiscal-rule constraints that could force unpopular tax choices: 
John Healey was careful to say that "It will meet our fiscal rules," at present, this could mean tax rises as the latest estimates suggest more than half of the all-important fiscal headroom has disappeared since March, due to the fallout from the Iran war
 — precisely the kind of budget-shock scenario (cf. Kwarteng 2022) that has historically triggered a rapid single senior departure. https://www.cambridgenetwork.co.uk/news/healey-sets-pre-halloween-autumn-budget

- [2026-09-28] There is also pressure from the left flank of the party on tax/income policy: 
John Healey has warned that the UK should brace for a "really challenging" autumn Budget, blaming increasing Government borrowing costs and higher interest rates... Mr Healey set out a £24billion margin to work with; however, this is said to have now considerably shrunk
, raising the odds of a contentious package that could produce a resignation on principle (e.g., over welfare, pensions or tax-threshold decisions) similar to the pattern seen with Streeting/Healey resignations in May–June 2026 under Starmer. https://www.gbnews.com/politics/politics-news-john-healey-budget-andy-burnham-labour-nigel-farage

- [2026-09-30] This government's own top team has an unusually recent track record of walking out over exactly this kind of dispute: Healey himself resigned as Defence Secretary in June 2026 over a policy disagreement before being reappointed as Chancellor by Burnham — meaning several sitting Burnham cabinet ministers (Healey, Streeting) have already shown a personal willingness to quit cabinet within the last twelve months when they lose an internal argument, a behavioural precedent not present for a "typical" cabinet.

- [2026-09-30] Polymarket's "first to leave" market (noted in the Expert View report) prices Healey and Fahnbulleh as the top two names to depart first, consistent with the Budget being seen by traders as the likeliest flashpoint — supporting "1" as a plausible near-term outcome even if traders see no single minister as favourite.

BOTTOM LINE: The strongest case against "0" holding rests on two concrete, dated events inside the window — Mahmood's still-unresolved ILR climbdown (autumn formal response pending) and Healey's 28 October Budget under tightening fiscal headroom — both of which have already produced open cabinet dissent (Rayner vs. Mahmood) and ministerial warnings of a "really challenging" fiscal statement, mechanisms that have twice this year (Streeting, Healey) already produced a genuine cabinet resignation in this Labour government.

NOT FOUND: No reporting yet of any minister actually threatening to resign over either the ILR dispute or Budget contents; no leaked Budget measures confirmed as final; no dated announcement of a reshuffle planned before 1 January 2027.

13 AskNews articles (newest first; 6 from the last 48 h, 10 from the archive). Summaries are AskNews's own; dates are publication dates.

[2026-09-29] 69,000 Workers Leave UK Amid Tax Concerns for Labour Government
AOL.com — https://www.aol.co.uk/articles/nightmare-andy-burnham-69-000-091100000.html
  - According to data obtained by accountancy firm UHY Hacker Young via a Freedom of Information request, 69,300 taxpayers filed P85 forms with HMRC in 2025/26 indicating they were leaving the UK.
  - This figure represents an increase of over 30,000 departures since the Labour Party won the General Election in 2024.
  - Experts, including Neela Chauhan of UHY Hacker Young, attribute this exodus to higher taxes on wealth and frozen personal tax thresholds, warning that Prime Minister Andy Burnham's administration faces a 'nightmare' scenario if further tax hikes are implemented ahead of the Autumn Budget.
  - While the departure of high-profile millionaires is noted, experts emphasize that the rising tax burden is also driving middle-income professionals and younger workers abroad.
  - The Labour government, led by Prime Minister Andy Burnham and former Chancellor Rachel Reeves, has implemented capital gains tax increases, property-related levies such as the 'mansion tax', and scrapped the 'non-domiciled' tax status.
  - Ed Wood of wealth manager Rathbones warned that with a 'big budget deficit', the Treasury cannot afford to push taxpayers out.
  - A government spokesman countered that wealth creation remains a top priority and the UK remains an attractive destination, advising caution regarding data affected by the pandemic and subsequent lockdowns.

[2026-09-29] Record 69,300 Taxpayers File to Leave UK Amid Tax Burden Concerns
Leamington Observer — https://leamingtonobserver.co.uk/news/record-69300-taxpayers-file-to-leave-britain-as-concerns-grow-over-tax-burden-national-news-64621/
  - A record 69,300 taxpayers filed P85 forms with HM Revenue and Customs (HMRC) during the 2025-26 financial year, according to figures obtained via a Freedom of Information request by accountancy firm UHY Hacker Young.
  - This figure is more than 30,000 higher than the number recorded around the time of the 2024 general election.
  - While a P85 form allows individuals leaving the UK to claim income tax refunds, the article notes these figures should not be treated as a precise measure of permanent emigration, as not all movers file the form and some may return.
  - UHY Hacker Young partner Neela Chauhan stated that tax considerations and wider economic pressures are encouraging ordinary workers, not just the wealthy, to consider moving abroad.
  - The surge in departures coincides with significant tax changes announced by the UK Government, including increased capital gains tax rates following the 2024 Budget, the replacement of the non-dom tax regime in April 2025, and plans to include unused pension funds and death benefits in inheritance tax from April 2027.
  - Additionally, Income Tax thresholds are scheduled to remain frozen until April 2031.
  - The Office for Budget Responsibility forecasts that National Accounts taxes will rise from 34.5 per cent of GDP in 2024-25 to a record 38.5 per cent in 2030-31.
  - The article highlights the reported departure of hedge fund manager Chris Rokos, Britain's third-largest taxpayer with an estimated contribution of £330 million, who moved his tax residency to Greece earlier this year.
  - In contrast, the Government argues its reforms will raise additional revenue and maintain the UK as an attractive destination for international talent and investment, with the Treasury stating the new non-dom system is expected to raise billions of pounds over the coming years.

[2026-09-29] UK 'Fire and Rehire' Reforms Set for January 2027 to Protect 125,000 Workers
Avado — https://www.avadolearning.com/blog/fire-and-rehire-automatically-unfair/
  - Following the 2022 P&O Ferries incident where 800 staff were dismissed and replaced, the UK government is implementing 'fire and rehire' reforms effective 1 January 2027.
  - According to government data, an estimated 12,100 employers use this practice annually, affecting approximately 125,000 workers.
  - A 2021 TUC poll cited in the analysis reveals that Black and Minority Ethnic workers face this practice at nearly twice the rate of white workers (15% vs 8%), while 18% of 18-24-year-olds and 12% of working-class individuals reported being asked to reapply for inferior terms.
  - From 1 January 2027, dismissing an employee to force 'restricted variations'—changes to pay, pensions, total working hours, leave entitlement, or specified shift patterns—will be 'automatically unfair' with no minimum length of service required.
  - The government's analysis notes that 20% of cases involve pay changes, 30% involve hours, and 20% involve leave.
  - An exception exists only if an employer proves 'genuine financial difficulties' threatening the business as a going concern, a term without an official legal definition but indicated by unpaid bills or outstanding wages; however, Make UK confirms employers must still satisfy the ordinary unfair dismissal test.
  - Changes to location or job roles remain outside the 'restricted' list but face a bolstered ordinary unfair dismissal test requiring genuine consultation with trade unions or representatives.
  - The reform aims to address a coercive tactic that disproportionately affects workers with less bargaining power.

[2026-09-29] UK Records 69,000 Taxpayer Exits Amid Rising Tax Burden
صدى البلد — https://www.elbalad.news/7124365
  - According to the UK's tax authority, more than 69,000 taxpayers reported leaving the country in the 2025-2026 financial year, a record high attributed to rising tax burdens.
  - The 'Telegraph' reports this represents an increase of over 30,000 departures since the Labour Party won the 2024 general election.
  - Experts cite the abolition of the non-dom tax status for foreign income, the freezing of personal tax brackets, and increased wealth taxes as primary drivers.
  - While the exodus includes the wealthy, data from strategic expert Neela Chauhan indicates a significant decline of 15,000 in returnees aged 16 to 34, driven by youth unemployment, low wages, and high housing costs.
  - Rachel Reeves, former UK Chancellor, previously raised capital gains tax and announced that pensions would be subject to inheritance tax starting April 2027.
  - Additionally, a 'mansion tax' on homes valued at £2 million or more is scheduled for 2028, with tax brackets frozen until April 2031.
  - The Office for Budget Responsibility projects these measures will push the UK's tax burden to a record level by the end of the decade.

[2026-09-28] Mahmood hints at scaling back care worker visa changes amid union and cabinet pressure
The Guardian — https://www.theguardian.com/uk-news/2026/sep/28/shabana-mahmood-hints-water-down-care-worker-visa-plans
  - On September 28 2026, Home Secretary Shabana Mahmood, speaking at the Labour conference in Liverpool, indicated she is considering watered-down plans for indefinite leave to remain (ILR) reforms that would penalize foreign care workers.
  - Under the proposed changes, the timeline for permanent residence for social care workers on health and care visas would increase from five to 15 years, applying retrospectively to migrants who arrived since 2021.
  - Mahmood acknowledged 'some have said elements of these reforms are not fair' and stated the government would 'come to a position that balances fairness for those who came here legally.' The announcement follows pressure from Deputy Prime Minister Angela Rayner and Unison general secretary Andrea Egan, who argued the changes would create 'second class citizens' and 'exploitation.' A protest is scheduled for Monday outside the conference by a trade union.
  - Additionally, Mahmood announced that starting in October, the government will accept applications for new safe and legal routes for refugees, including community and student sponsorship, with first arrivals expected in autumn 2027.
  - The UK Resettlement Route will also reopen in partnership with the United Nations, with the first arrivals beginning this year; approximately a quarter of these refugees are expected to be Afghan women and girls and Palestinians fleeing Gaza.
  - Immigration experts and refugee charities have welcomed the plans but noted the numbers are too small to deter Channel crossings.

[2026-09-28] UK Home Secretary Shabana Mahmood Reopens Refugee Resettlement Scheme
Times of India — https://timesofindia.indiatimes.com/world/uk/uk-to-reopen-refugee-resettlement-scheme-as-home-secretary-shabana-mahmood-promises-capped-controlled-routes/articleshow/134547362.cms
  - UK Home Secretary Shabana Mahmood announced on Monday at the Labour Party conference that the UK Resettlement Scheme (UKRS) will reopen immediately to expand legal pathways for refugees fleeing conflict.
  - The Home Office expects hundreds of refugees to arrive initially, with numbers potentially reaching the low thousands, as Afghan women and girls and Palestinians are expected to account for about a quarter of arrivals.
  - The scheme, which stopped accepting new applicants in December 2024, will introduce three new sponsorship routes involving communities, universities, and employers, with the first arrivals under these new routes expected from 2027.
  - An annual limit will apply to the routes, though the government has not yet announced the specific number of people who will be accepted.
  - Those arriving through safe and legal pathways will be placed on a five-year route towards permanent settlement.
  - Mahmood stated the state has a responsibility to help people fleeing war and persecution but stressed that the system must remain 'capped and controlled' to restore border control.
  - The government linked this expansion to efforts to tackle irregular migration, noting that more than 18,500 people have crossed the English Channel in small boats so far this year (2026), compared with more than 32,000 during the same period in 2025.
  - The announcement drew criticism from the Conservatives, with Shadow Home Secretary Chris Philp accusing Mahmood of making a 'desperate attempt to appease' Labour members who have opposed parts of her asylum reforms.

[2026-08-13] DAP Delegates to Vote on Cabinet Participation on August 16 (opinion)
Malaysiakini.com — https://www.malaysiakini.com/columns/782065
  - On Sunday, August 16, 2026, more than 4,000 eligible DAP delegates will vote on whether to 'leave' or 'remain' in the Madani government cabinet.
  - If they choose to 'leave', DAP leaders currently in the cabinet must resign their positions but continue to support the government as backbenchers.
  - If they choose to 'remain', these leaders will serve out the rest of the parliamentary term in the cabinet.
  - The article argues there are good reasons for delegates to vote for DAP to remain in the cabinet.

[2026-07-28] Andy Burnham's First Week: 82 Ministers Swapped in Sweeping UK Government Reshuffle (analysis)
The Institute for Government — https://www.instituteforgovernment.org.uk/comment/six-things-learned-andy-burnhams-government-formation
  - Andy Burnham became the UK's 59th prime minister last Monday, initiating a sweeping government reshuffle that saw 82 ministers take up new roles, including 24 first-time entrants.
  - This marks a decisive break from the previous administration, with the departure of key Keir Starmer allies such as Rachel Reeves and Darren Jones, while returning figures include Louise Haigh, Lucy Powell, Wes Streeting, John Healey, Jim McMahon, and Vicky Foxcroft.
  - Among the 22 full cabinet members, 13 are serving in new roles and seven are new to the cabinet.
  - Specific departmental changes include a wholesale leadership change at the Northern Ireland Office with Chris Bryant appointed secretary of state, and a complete replacement of the eight ministers in the Cabinet Office, where Dan Jarvis returned as a joint minister (previously serving between September 2025 and June 2026).
  - While departments like the Home Office, MHCLG, DHSC, and MoJ saw significant turnover among junior ministers, others maintained continuity; the Ministry of Defence kept its junior minister team unchanged, the Department for Work and Pensions retained six of seven ministers, and the Department for Education appointed only one new minister.

[2026-07-20] Andy Burnham Axes 12 Cabinet Members in Major Reshuffle
express.co.uk — https://express.co.uk/news/politics/2231172/andy-burnham-cabinet-members
  - On July 20, 2026, Andy Burnham executed a major cabinet reshuffle, removing 12 cabinet members from the new Prime Minister's Government.
  - The dismissed officials include Chancellor Rachel Reeves, Foreign Secretary David Lammy, and Chief Secretary Darren Jones, who was told he 'won't be a part of the new Cabinet'.
  - Other casualties were Jo Stevens (Secretary of State for Wales), Hilary Benn (Northern Ireland Secretary), James Murray (Health Secretary), Baroness Jenny Chapman (Foreign Office Minister), and Nick Thomas-Symonds (EU Relations Minister and Paymaster General).
  - While the article's headline claims Reeves was humiliated, this is presented as a subjective claim.
  - Departing ministers issued statements of regret; David Lammy stated he 'would have been proud to continue serving in Cabinet' but conceded that 'a new Prime Minister is entitled to build his own team', and another minister, identified in the text as 'Mr Reed', admitted he was 'disappointed to be leaving Government now'.

[2026-06-25] Sheinbaum Confirms Seven Cabinet Departures Ahead of 2027 Elections
La Jornada — https://www.jornada.com.mx/noticia/2026/06/25/politica/sheinbaum-confirma-la-salida-de-siete-funcionarios-del-gabinete-rumbo-a-2027
  - On June 25, 2026, in Ciudad de México, President Claudia Sheinbaum Pardo confirmed that approximately seven cabinet officials have left the government ahead of the 2027 electoral process after being asked to resign to pursue candidacies.
  - According to Sheinbaum, specific departures include Ariadna Montiel and Citlalli Hernández, who served as Secretaries of Welfare and Women respectively, and are now fulfilling functions within the Morena party.
  - Additionally, Santiago Nieto departed the Mexican Institute of Industrial Property to 'compete in some process'.

[2026-06-11] 21 Politicians Have Left Keir Starmer's Government Since 2024 Election
Yahoo — https://www.yahoo.com/news/articles/politicians-left-keir-starmer-government-155408371.html
  - Since the July 2024 general election, 21 politicians have left Sir Keir Starmer's government, with John Healey becoming the most recent departure on 11 June 2026.
  - Healey, the 21st politician to leave, resigned as defence secretary after accusing the Prime Minister of 'failing to properly fund the nation's defence investment plan during a dangerous time.' In his resignation letter, Healey stated the Prime Minister was 'unable, and the Treasury has been unwilling, to commit the resources that the nation needs to defend the country at this time of rising threats.' Healey is noted as the sixth Labour minister to resign in the past month alone.
  - The list of departures includes various reasons: Louise Haigh resigned on 28 November 2024 over police record errors; Tulip Siddiq resigned on 14 January 2025 following an investigation into ministerial standards; Andrew Gwynne was sacked on 8 February 2025 for WhatsApp comments; Anneliese Dodds resigned on 28 February 2025 over aid budget cuts; Vicky Foxcroft resigned on 19 June 2025 regarding disability benefit cuts; Angela Rayner resigned on 5 September 2025 after admitting to underpaid stamp duty; Lord Mandelson was sacked on 11 September 2025 following emails revealing his relationship with Jeffrey Epstein; and Jess Phillips resigned on 12 May 2026 criticizing the Prime Minister's failure to act fast enough on violence against women and girls.
  - Other resignations cited personal reasons, ill health, retirement, or loss of confidence following local election losses in 2026.

[2026-05-12] UK Cabinet Members Demand Prime Minister Starmer Set Resignation Timetable Following Election Losses
news.cn — https://www.news.cn/world/20260512/565105081c284f0c95ab59c667e46421/c.html
  - According to reports from multiple UK media outlets on May 11, 2026, several members of the UK Cabinet, including Foreign Secretary David Lammy (referred to as 'Cooper' in the source text, likely a translation variance for David Lammy or a specific individual named Cooper, but the text explicitly names 'Cooper' and 'Mahmoud') and Home Secretary 'Mahmoud' (likely referring to Shabana Mahmood), have demanded that Prime Minister Keir Starmer set a resignation timetable.
  - According to the Independent Television Service, four Cabinet ministers, including Cooper and Mahmoud, visited 10 Downing Street to make this request.
  - The Guardian reported that Deputy Prime Minister and Justice Secretary David Lammy and Defence Secretary John Healey discussed arrangements to 'responsibly, with dignity, and in an orderly manner' arrange for the future.
  - Additionally, four government assistants have resigned, joining over 70 Labour MPs in calling for Starmer to step down or set a resignation date.
  - Starmer is scheduled to hold a Cabinet meeting on the morning of May 12 and is currently 'weighing his options'.
  - The pressure stems from the appointment of Lord Mandelson, who had close ties to the late US billionaire Jeffrey Epstein, as Ambassador to the US, which caused Starmer to face resignation pressure twice this year.
  - Furthermore, the Labour Party suffered a significant defeat in recent local elections in England, securing only over 1,000 out of approximately 5,000 available seats.
  - In response to the election results, described as 'severe' and 'heartbreaking', Starmer stated he was willing to take responsibility but would not 'leave the country in chaos'.

[2026-05-10] Former UK Ally Calls for Starmer's Resignation After Local Election Defeat
Aftonbladet — https://www.aftonbladet.se/a/2p99P4
  - Former UK Cabinet minister Josh Simons, a former close ally of Prime Minister Keir Starmer, has publicly called for Starmer's resignation following Labour's significant losses in the recent local elections.
  - According to a report in The Sunday Times, Simons argues that Starmer 'has lost the country' and should initiate an orderly transition to a new Prime Minister.
  - This demand is supported by another former Labour minister, Catherine West, who stated in an interview with Sky News that she would challenge Starmer for leadership if no one else did so by Monday.
  - The political pressure stems from Labour's defeat, which resulted in the loss of its majority in 40 councils and nearly 1,500 council seats.
  - Despite these calls for his departure, Prime Minister Keir Starmer has firmly rejected the idea of resigning.
  - In an interview with The Observer, Starmer stated, 'I am not going to leave the job I was elected to in July 2024.
  - I am not going to throw the country into chaos.'.

## Tool outputs

### resolution_source (FAILED)
  Error: Unknown

### wikipedia_lookup (SUCCESS)
Wikipedia (3 lookups):

  Burnham ministry:
  The Burnham ministry began on 20 July 2026 when Andy Burnham was invited by King Charles III to form a government, following the resignation of Keir Starmer after the 2026 Labour Party leadership election.

  Starmer ministry:
  The Starmer ministry began on 5 July 2024 when Keir Starmer was invited by King Charles III to form a government, following the resignation of Rishi Sunak after the 2024 general election. The Starmer ministry concluded on 20 July 2026 when Andy Burnham became Prime Minister.
  Detail: The Starmer ministry began on 5 July 2024 when Keir Starmer was invited by King Charles III to form a government, following the resignation of Rishi Sunak after the 2024 general election. The Starmer ministry  concluded on 20 July 2026 when Andy Burnham became Prime Minister.

  Cabinet reshuffle:
  A cabinet reshuffle or shuffle in Canadian usage, occurs when a head of government rotates or changes the composition of ministers in their cabinet, or when the head of state changes the head of government and a number of ministers. They are more common in parliamentary systems than in systems where cabinet heads must be confirmed by a separate legislative body, and occur frequently in autocratic systems.

### claude_news (SUCCESS)

You are an elite superforecaster. Estimate the probability of each option for this Metaculus multiple-choice question.

## Question
How many politicians will leave their cabinet positions in the UK government before 2027?

## Description / Resolution Criteria
## Description
On July 17, 2026, Andy Burnham became the [Leader of the UK Labour Party](https://en.wikipedia.org/wiki/Leader_of_the_Labour_Party_\(UK\) "Leader of the Labour Party (UK)"), and he assumed the role of [Prime Minister](https://en.wikipedia.org/wiki/Prime_Minister_of_the_United_Kingdom "Prime Minister of the United Kingdom") three days later. In doing so he became the sixth person in the last ten years to govern the UK, [the seventh Prime Minister since 2016](https://www.gov.uk/government/speeches/andy-burnhams-first-speech-as-prime-minister-20-july-2026).

As a result [many of the cabinet positions changed](https://en.wikipedia.org/wiki/Burnham_ministry) hands, though some in Burnham's cabinet also held positions [in Starmer's previous cabinet](https://en.wikipedia.org/wiki/Starmer_ministry). The following cabinet members retained their positions:

* Home Secretary
* Secretary of State for Work and Pensions
* Secretary of State for Transport
* Secretary of State for Digital, Culture, Media and Sport
* Secretary of State for Scotland

`{"format": "metac_reveal_and_close_in_period", "info": {"post_id": 45250, "question_id": 45442}}`

## Resolution Criteria
This question will resolve as the total number of Members of Parliament acting as one of the top 18 ranked cabinet members (as of July 20, 2026) who leave their positions after September 1, 2026 and before January 1, 2027. Any reason for leaving cabinet positions will count. If three or more cabinet members leave their positions, this question will resolve to **3 or more**.

If the Prime Minister changes during this period the question will resolve to the number as of that date.

[His Majesty's Government: The Cabinet](https://members.parliament.uk/government/cabinet) webpage will be used for resolution.

## Fine Print
The 18 cabinet positions of the administration of the Andy Burnham premiership that will be considered for the purposes of this question (ordered by Ministerial ranking):

| **Cabinet Position**                                                                                | **Incumbent**     |   |
| --------------------------------------------------------------------------------------------------- | ----------------- | - |
| First Secretary of State, Chancellor of the Duchy of Lancaster, and Minister for the Cabinet Office | Louise Haigh      |   |
| Chancellor of the Exchequer                                                                         | John Healey       |   |
| Foreign Secretary                                                                                   | Ed Miliband       |   |
| Home Secretary                                                                                      | Shabana Mahmood   |   |
| Secretary of State for Defence                                                                      | Wes Streeting     |   |
| Secretary of State for Health and Social Care                                                       | Yvette Cooper     |   |
| Lord Chancellor and Secretary of State for Justice                                                  | Alex Norris       |   |
| Secretary of State for Education                                                                    | Lucy Powell       |   |
| Secretary of State for Work and Pensions                                                            | Pat McFadden      |   |
| Secretary of State for Business, Innovation, Science and Trade                                      | Jonathan Reynolds |   |
| Secretary of State for Housing, Communities and Local Government                                    | Angela Rayner     |   |
| Secretary of State for Transport                                                                    | Heidi Alexander   |   |
| Secretary of State for Energy Security and Net Zero                                                 | Miatta Fahnbulleh |   |
| Secretary of State for Digital, Culture, Media and Sport                                            | Lisa Nandy        |   |
| Secretary of State for Environment, Food and Rural Affairs                                          | Angela Eagle      |   |
| Secretary of State for Northern Ireland                                                             | Chris Bryant      |   |
| Secretary of State for Scotland                                                                     | Douglas Alexander |   |
| Secretary of State for Wales                                                                        | Stephen Kinnock   |   |

***
This question's information (resolution criteria, fine print, background info, etc) is synced with an [original identical question](https://www.metaculus.com/questions/45250) which opened on 2026-09-28 17:00:00. This question will resolve based on the resolution criteria and fine print of the linked original question. However, if this question would resolve differently than the original question, then this question will be annulled. Additionally, if the original question's resolution could have been known before this question opened, then this question will be annulled.

## Options
  - 0
  - 1
  - 2
  - 3 or more

## Research tool outputs (raw; the resolution-source read is the status-quo anchor)
## Tool outputs

### resolution_source (FAILED)
  Error: Unknown

### wikipedia_lookup (SUCCESS)
Wikipedia (3 lookups):

  Burnham ministry:
  The Burnham ministry began on 20 July 2026 when Andy Burnham was invited by King Charles III to form a government, following the resignation of Keir Starmer after the 2026 Labour Party leadership election.

  Starmer ministry:
  The Starmer ministry began on 5 July 2024 when Keir Starmer was invited by King Charles III to form a government, following the resignation of Rishi Sunak after the 2024 general election. The Starmer ministry concluded on 20 July 2026 when Andy Burnham became Prime Minister.
  Detail: The Starmer ministry began on 5 July 2024 when Keir Starmer was invited by King Charles III to form a government, following the resignation of Rishi Sunak after the 2024 general election. The Starmer ministry  concluded on 20 July 2026 when Andy Burnham became Prime Minister.

  Cabinet reshuffle:
  A cabinet reshuffle or shuffle in Canadian usage, occurs when a head of government rotates or changes the composition of ministers in their cabinet, or when the head of state changes the head of government and a number of ministers. They are more common in parliamentary systems than in systems where cabinet heads must be confirmed by a separate legislative body, and occur frequently in autocratic systems.

### claude_news (SUCCESS)

## Question dates and conventions
Dates: opened 2026-09-30; forecasting closes 2026-09-30; resolves 2027-01-01. Only events AFTER the open date can satisfy the criteria; assume the event has NOT happened unless a source shows it has. A question phrased 'before <date>' or 'by <date>' asks whether it happens between now and that date. The deadline for the outcome is the RESOLUTION date, not the close date.

## Recent news (AskNews, raw article summaries, newest first — read these directly)
13 AskNews articles (newest first; 6 from the last 48 h, 10 from the archive). Summaries are AskNews's own; dates are publication dates.

[2026-09-29] 69,000 Workers Leave UK Amid Tax Concerns for Labour Government
AOL.com — https://www.aol.co.uk/articles/nightmare-andy-burnham-69-000-091100000.html
  - According to data obtained by accountancy firm UHY Hacker Young via a Freedom of Information request, 69,300 taxpayers filed P85 forms with HMRC in 2025/26 indicating they were leaving the UK.
  - This figure represents an increase of over 30,000 departures since the Labour Party won the General Election in 2024.
  - Experts, including Neela Chauhan of UHY Hacker Young, attribute this exodus to higher taxes on wealth and frozen personal tax thresholds, warning that Prime Minister Andy Burnham's administration faces a 'nightmare' scenario if further tax hikes are implemented ahead of the Autumn Budget.
  - While the departure of high-profile millionaires is noted, experts emphasize that the rising tax burden is also driving middle-income professionals and younger workers abroad.
  - The Labour government, led by Prime Minister Andy Burnham and former Chancellor Rachel Reeves, has implemented capital gains tax increases, property-related levies such as the 'mansion tax', and scrapped the 'non-domiciled' tax status.
  - Ed Wood of wealth manager Rathbones warned that with a 'big budget deficit', the Treasury cannot afford to push taxpayers out.
  - A government spokesman countered that wealth creation remains a top priority and the UK remains an attractive destination, advising caution regarding data affected by the pandemic and subsequent lockdowns.

[2026-09-29] Record 69,300 Taxpayers File to Leave UK Amid Tax Burden Concerns
Leamington Observer — https://leamingtonobserver.co.uk/news/record-69300-taxpayers-file-to-leave-britain-as-concerns-grow-over-tax-burden-national-news-64621/
  - A record 69,300 taxpayers filed P85 forms with HM Revenue and Customs (HMRC) during the 2025-26 financial year, according to figures obtained via a Freedom of Information request by accountancy firm UHY Hacker Young.
  - This figure is more than 30,000 higher than the number recorded around the time of the 2024 general election.
  - While a P85 form allows individuals leaving the UK to claim income tax refunds, the article notes these figures should not be treated as a precise measure of permanent emigration, as not all movers file the form and some may return.
  - UHY Hacker Young partner Neela Chauhan stated that tax considerations and wider economic pressures are encouraging ordinary workers, not just the wealthy, to consider moving abroad.
  - The surge in departures coincides with significant tax changes announced by the UK Government, including increased capital gains tax rates following the 2024 Budget, the replacement of the non-dom tax regime in April 2025, and plans to include unused pension funds and death benefits in inheritance tax from April 2027.
  - Additionally, Income Tax thresholds are scheduled to remain frozen until April 2031.
  - The Office for Budget Responsibility forecasts that National Accounts taxes will rise from 34.5 per cent of GDP in 2024-25 to a record 38.5 per cent in 2030-31.
  - The article highlights the reported departure of hedge fund manager Chris Rokos, Britain's third-largest taxpayer with an estimated contribution of £330 million, who moved his tax residency to Greece earlier this year.
  - In contrast, the Government argues its reforms will raise additional revenue and maintain the UK as an attractive destination for international talent and investment, with the Treasury stating the new non-dom system is expected to raise billions of pounds over the coming years.

[2026-09-29] UK 'Fire and Rehire' Reforms Set for January 2027 to Protect 125,000 Workers
Avado — https://www.avadolearning.com/blog/fire-and-rehire-automatically-unfair/
  - Following the 2022 P&O Ferries incident where 800 staff were dismissed and replaced, the UK government is implementing 'fire and rehire' reforms effective 1 January 2027.
  - According to government data, an estimated 12,100 employers use this practice annually, affecting approximately 125,000 workers.
  - A 2021 TUC poll cited in the analysis reveals that Black and Minority Ethnic workers face this practice at nearly twice the rate of white workers (15% vs 8%), while 18% of 18-24-year-olds and 12% of working-class individuals reported being asked to reapply for inferior terms.
  - From 1 January 2027, dismissing an employee to force 'restricted variations'—changes to pay, pensions, total working hours, leave entitlement, or specified shift patterns—will be 'automatically unfair' with no minimum length of service required.
  - The government's analysis notes that 20% of cases involve pay changes, 30% involve hours, and 20% involve leave.
  - An exception exists only if an employer proves 'genuine financial difficulties' threatening the business as a going concern, a term without an official legal definition but indicated by unpaid bills or outstanding wages; however, Make UK confirms employers must still satisfy the ordinary unfair dismissal test.
  - Changes to location or job roles remain outside the 'restricted' list but face a bolstered ordinary unfair dismissal test requiring genuine consultation with trade unions or representatives.
  - The reform aims to address a coercive tactic that disproportionately affects workers with less bargaining power.

[2026-09-29] UK Records 69,000 Taxpayer Exits Amid Rising Tax Burden
صدى البلد — https://www.elbalad.news/7124365
  - According to the UK's tax authority, more than 69,000 taxpayers reported leaving the country in the 2025-2026 financial year, a record high attributed to rising tax burdens.
  - The 'Telegraph' reports this represents an increase of over 30,000 departures since the Labour Party won the 2024 general election.
  - Experts cite the abolition of the non-dom tax status for foreign income, the freezing of personal tax brackets, and increased wealth taxes as primary drivers.
  - While the exodus includes the wealthy, data from strategic expert Neela Chauhan indicates a significant decline of 15,000 in returnees aged 16 to 34, driven by youth unemployment, low wages, and high housing costs.
  - Rachel Reeves, former UK Chancellor, previously raised capital gains tax and announced that pensions would be subject to inheritance tax starting April 2027.
  - Additionally, a 'mansion tax' on homes valued at £2 million or more is scheduled for 2028, with tax brackets frozen until April 2031.
  - The Office for Budget Responsibility projects these measures will push the UK's tax burden to a record level by the end of the decade.

[2026-09-28] Mahmood hints at scaling back care worker visa changes amid union and cabinet pressure
The Guardian — https://www.theguardian.com/uk-news/2026/sep/28/shabana-mahmood-hints-water-down-care-worker-visa-plans
  - On September 28 2026, Home Secretary Shabana Mahmood, speaking at the Labour conference in Liverpool, indicated she is considering watered-down plans for indefinite leave to remain (ILR) reforms that would penalize foreign care workers.
  - Under the proposed changes, the timeline for permanent residence for social care workers on health and care visas would increase from five to 15 years, applying retrospectively to migrants who arrived since 2021.
  - Mahmood acknowledged 'some have said elements of these reforms are not fair' and stated the government would 'come to a position that balances fairness for those who came here legally.' The announcement follows pressure from Deputy Prime Minister Angela Rayner and Unison general secretary Andrea Egan, who argued the changes would create 'second class citizens' and 'exploitation.' A protest is scheduled for Monday outside the conference by a trade union.
  - Additionally, Mahmood announced that starting in October, the government will accept applications for new safe and legal routes for refugees, including community and student sponsorship, with first arrivals expected in autumn 2027.
  - The UK Resettlement Route will also reopen in partnership with the United Nations, with the first arrivals beginning this year; approximately a quarter of these refugees are expected to be Afghan women and girls and Palestinians fleeing Gaza.
  - Immigration experts and refugee charities have welcomed the plans but noted the numbers are too small to deter Channel crossings.

[2026-09-28] UK Home Secretary Shabana Mahmood Reopens Refugee Resettlement Scheme
Times of India — https://timesofindia.indiatimes.com/world/uk/uk-to-reopen-refugee-resettlement-scheme-as-home-secretary-shabana-mahmood-promises-capped-controlled-routes/articleshow/134547362.cms
  - UK Home Secretary Shabana Mahmood announced on Monday at the Labour Party conference that the UK Resettlement Scheme (UKRS) will reopen immediately to expand legal pathways for refugees fleeing conflict.
  - The Home Office expects hundreds of refugees to arrive initially, with numbers potentially reaching the low thousands, as Afghan women and girls and Palestinians are expected to account for about a quarter of arrivals.
  - The scheme, which stopped accepting new applicants in December 2024, will introduce three new sponsorship routes involving communities, universities, and employers, with the first arrivals under these new routes expected from 2027.
  - An annual limit will apply to the routes, though the government has not yet announced the specific number of people who will be accepted.
  - Those arriving through safe and legal pathways will be placed on a five-year route towards permanent settlement.
  - Mahmood stated the state has a responsibility to help people fleeing war and persecution but stressed that the system must remain 'capped and controlled' to restore border control.
  - The government linked this expansion to efforts to tackle irregular migration, noting that more than 18,500 people have crossed the English Channel in small boats so far this year (2026), compared with more than 32,000 during the same period in 2025.
  - The announcement drew criticism from the Conservatives, with Shadow Home Secretary Chris Philp accusing Mahmood of making a 'desperate attempt to appease' Labour members who have opposed parts of her asylum reforms.

[2026-08-13] DAP Delegates to Vote on Cabinet Participation on August 16 (opinion)
Malaysiakini.com — https://www.malaysiakini.com/columns/782065
  - On Sunday, August 16, 2026, more than 4,000 eligible DAP delegates will vote on whether to 'leave' or 'remain' in the Madani government cabinet.
  - If they choose to 'leave', DAP leaders currently in the cabinet must resign their positions but continue to support the government as backbenchers.
  - If they choose to 'remain', these leaders will serve out the rest of the parliamentary term in the cabinet.
  - The article argues there are good reasons for delegates to vote for DAP to remain in the cabinet.

[2026-07-28] Andy Burnham's First Week: 82 Ministers Swapped in Sweeping UK Government Reshuffle (analysis)
The Institute for Government — https://www.instituteforgovernment.org.uk/comment/six-things-learned-andy-burnhams-government-formation
  - Andy Burnham became the UK's 59th prime minister last Monday, initiating a sweeping government reshuffle that saw 82 ministers take up new roles, including 24 first-time entrants.
  - This marks a decisive break from the previous administration, with the departure of key Keir Starmer allies such as Rachel Reeves and Darren Jones, while returning figures include Louise Haigh, Lucy Powell, Wes Streeting, John Healey, Jim McMahon, and Vicky Foxcroft.
  - Among the 22 full cabinet members, 13 are serving in new roles and seven are new to the cabinet.
  - Specific departmental changes include a wholesale leadership change at the Northern Ireland Office with Chris Bryant appointed secretary of state, and a complete replacement of the eight ministers in the Cabinet Office, where Dan Jarvis returned as a joint minister (previously serving between September 2025 and June 2026).
  - While departments like the Home Office, MHCLG, DHSC, and MoJ saw significant turnover among junior ministers, others maintained continuity; the Ministry of Defence kept its junior minister team unchanged, the Department for Work and Pensions retained six of seven ministers, and the Department for Education appointed only one new minister.

[2026-07-20] Andy Burnham Axes 12 Cabinet Members in Major Reshuffle
express.co.uk — https://express.co.uk/news/politics/2231172/andy-burnham-cabinet-members
  - On July 20, 2026, Andy Burnham executed a major cabinet reshuffle, removing 12 cabinet members from the new Prime Minister's Government.
  - The dismissed officials include Chancellor Rachel Reeves, Foreign Secretary David Lammy, and Chief Secretary Darren Jones, who was told he 'won't be a part of the new Cabinet'.
  - Other casualties were Jo Stevens (Secretary of State for Wales), Hilary Benn (Northern Ireland Secretary), James Murray (Health Secretary), Baroness Jenny Chapman (Foreign Office Minister), and Nick Thomas-Symonds (EU Relations Minister and Paymaster General).
  - While the article's headline claims Reeves was humiliated, this is presented as a subjective claim.
  - Departing ministers issued statements of regret; David Lammy stated he 'would have been proud to continue serving in Cabinet' but conceded that 'a new Prime Minister is entitled to build his own team', and another minister, identified in the text as 'Mr Reed', admitted he was 'disappointed to be leaving Government now'.

[2026-06-25] Sheinbaum Confirms Seven Cabinet Departures Ahead of 2027 Elections
La Jornada — https://www.jornada.com.mx/noticia/2026/06/25/politica/sheinbaum-confirma-la-salida-de-siete-funcionarios-del-gabinete-rumbo-a-2027
  - On June 25, 2026, in Ciudad de México, President Claudia Sheinbaum Pardo confirmed that approximately seven cabinet officials have left the government ahead of the 2027 electoral process after being asked to resign to pursue candidacies.
  - According to Sheinbaum, specific departures include Ariadna Montiel and Citlalli Hernández, who served as Secretaries of Welfare and Women respectively, and are now fulfilling functions within the Morena party.
  - Additionally, Santiago Nieto departed the Mexican Institute of Industrial Property to 'compete in some process'.

[2026-06-11] 21 Politicians Have Left Keir Starmer's Government Since 2024 Election
Yahoo — https://www.yahoo.com/news/articles/politicians-left-keir-starmer-government-155408371.html
  - Since the July 2024 general election, 21 politicians have left Sir Keir Starmer's government, with John Healey becoming the most recent departure on 11 June 2026.
  - Healey, the 21st politician to leave, resigned as defence secretary after accusing the Prime Minister of 'failing to properly fund the nation's defence investment plan during a dangerous time.' In his resignation letter, Healey stated the Prime Minister was 'unable, and the Treasury has been unwilling, to commit the resources that the nation needs to defend the country at this time of rising threats.' Healey is noted as the sixth Labour minister to resign in the past month alone.
  - The list of departures includes various reasons: Louise Haigh resigned on 28 November 2024 over police record errors; Tulip Siddiq resigned on 14 January 2025 following an investigation into ministerial standards; Andrew Gwynne was sacked on 8 February 2025 for WhatsApp comments; Anneliese Dodds resigned on 28 February 2025 over aid budget cuts; Vicky Foxcroft resigned on 19 June 2025 regarding disability benefit cuts; Angela Rayner resigned on 5 September 2025 after admitting to underpaid stamp duty; Lord Mandelson was sacked on 11 September 2025 following emails revealing his relationship with Jeffrey Epstein; and Jess Phillips resigned on 12 May 2026 criticizing the Prime Minister's failure to act fast enough on violence against women and girls.
  - Other resignations cited personal reasons, ill health, retirement, or loss of confidence following local election losses in 2026.

[2026-05-12] UK Cabinet Members Demand Prime Minister Starmer Set Resignation Timetable Following Election Losses
news.cn — https://www.news.cn/world/20260512/565105081c284f0c95ab59c667e46421/c.html
  - According to reports from multiple UK media outlets on May 11, 2026, several members of the UK Cabinet, including Foreign Secretary David Lammy (referred to as 'Cooper' in the source text, likely a translation variance for David Lammy or a specific individual named Cooper, but the text explicitly names 'Cooper' and 'Mahmoud') and Home Secretary 'Mahmoud' (likely referring to Shabana Mahmood), have demanded that Prime Minister Keir Starmer set a resignation timetable.
  - According to the Independent Television Service, four Cabinet ministers, including Cooper and Mahmoud, visited 10 Downing Street to make this request.
  - The Guardian reported that Deputy Prime Minister and Justice Secretary David Lammy and Defence Secretary John Healey discussed arrangements to 'responsibly, with dignity, and in an orderly manner' arrange for the future.
  - Additionally, four government assistants have resigned, joining over 70 Labour MPs in calling for Starmer to step down or set a resignation date.
  - Starmer is scheduled to hold a Cabinet meeting on the morning of May 12 and is currently 'weighing his options'.
  - The pressure stems from the appointment of Lord Mandelson, who had close ties to the late US billionaire Jeffrey Epstein, as Ambassador to the US, which caused Starmer to face resignation pressure twice this year.
  - Furthermore, the Labour Party suffered a significant defeat in recent local elections in England, securing only over 1,000 out of approximately 5,000 available seats.
  - In response to the election results, described as 'severe' and 'heartbreaking', Starmer stated he was willing to take responsibility but would not 'leave the country in chaos'.

[2026-05-10] Former UK Ally Calls for Starmer's Resignation After Local Election Defeat
Aftonbladet — https://www.aftonbladet.se/a/2p99P4
  - Former UK Cabinet minister Josh Simons, a former close ally of Prime Minister Keir Starmer, has publicly called for Starmer's resignation following Labour's significant losses in the recent local elections.
  - According to a report in The Sunday Times, Simons argues that Starmer 'has lost the country' and should initiate an orderly transition to a new Prime Minister.
  - This demand is supported by another former Labour minister, Catherine West, who stated in an interview with Sky News that she would challenge Starmer for leadership if no one else did so by Monday.
  - The political pressure stems from Labour's defeat, which resulted in the loss of its majority in 40 councils and nearly 1,500 council seats.
  - Despite these calls for his departure, Prime Minister Keir Starmer has firmly rejected the idea of resigning.
  - In an interview with The Observer, Starmer stated, 'I am not going to leave the job I was elected to in July 2024.
  - I am not going to throw the country into chaos.'.

## Research reports (one per dimension: web search + page reads, dated, with sources)
### CURRENT STATE
- [2026-07-20] Andy Burnham completed formation of his cabinet after becoming PM, appointing the 18 top-ranked cabinet positions that define this question's baseline (Louise Haigh, John Healey, Ed Miliband, Shabana Mahmood, Wes Streeting, Yvette Cooper, Alex Norris, Lucy Powell, Pat McFadden, Jonathan Reynolds, Angela Rayner, Heidi Alexander, Miatta Fahnbulleh, Lisa Nandy, and others), completing appointments by 23 July. 
Following Burnham's appointment as Prime Minister on 20 July 2026, he began to form his cabinet, which first met on 21 July, and he completed his ministerial appointments on 23 July.

- [2026-07-29] Institute for Government analysis confirmed the scale of the initial reshuffle (82 ministers in new roles, 24 new to government) but this all occurred BEFORE the question's 1 September 2026 start window and does not count toward resolution. 
By the end of the week, some 82 ministers had taken up new roles, including 24 entering government for the very first time.

- [2026-09-01] Hansard record from the House of Commons (1 September 2026) confirms the cabinet lineup was still intact at that date, listing Burnham, Haigh, Healey, Miliband, Mahmood and others in their original posts. 
FIRST SECRETARY OF STATE, CHANCELLOR OF THE DUCHY OF LANCASTER AND MINISTER FOR THE CABINET OFFICE— The Rt Hon. Louise Haigh, MP · CHANCELLOR OF THE EXCHEQUER—The Rt Hon. John Healey, MP · SECRETARY OF STATE FOR FOREIGN, COMMONWEALTH AND DEVELOPMENT AFFAIRS—The Rt Hon. Ed Miliband, MP · SECRETARY OF STATE FOR THE HOME DEPARTMENT—The Rt Hon. Shabana Mahmood, MP · SECRETARY OF STATE FOR DEFENCE—The Rt Hon.

- [2026-09-30] The official resolution source, members.parliament.uk's Cabinet page (fetched today), lists all 18+ cabinet positions with the same incumbents appointed on 20 July 2026 — Andy Burnham (PM), Louise Haigh, John Healey, Ed Miliband, Shabana Mahmood, Wes Streeting, Yvette Cooper, Alex Norris, Lucy Powell, Pat McFadden, Jonathan Reynolds, Angela Rayner, Heidi Alexander, Miatta Fahnbulleh, Lisa Nandy, Angela Eagle, Chris Bryant, Douglas Alexander and Stephen Kinnock — with no changes reflected since the initial appointments. Source: https://members.parliament.uk/government/cabinet
- [2026-09-28] Home Secretary Shabana Mahmood is facing internal party and union pressure over care-worker visa reforms, with Deputy PM Angela Rayner and Unison opposing the plan, but there is no indication of a resignation threat — Mahmood is instead signalling policy compromise, not departure. 
On September 28 2026, Home Secretary Shabana Mahmood, speaking at the Labour conference in Liverpool, indicated she is considering watered-down plans for indefinite leave to remain (ILR) reforms that would penalize foreign care workers.

- [2026-09-29] Reports of a record 69,300 people filing to leave the UK for tax reasons are generating political pressure on the Burnham government ahead of the Autumn Budget, but this is an economic/migration story, not a cabinet departure. No named cabinet minister is reported as resigning in connection with this.
- [2026-09-15] (Context, not government cabinet) Reform UK's Dan Thomas resigned as Welsh opposition leader after an arrest; this is unrelated to the UK government cabinet and does not count toward this question, but demonstrates other political volatility this month. 
Dan Thomas resigned as Leader of the Opposition on 15 September 2026 following his arrest on suspicion of assault.

- [2026-07-20] The only recent precedent for cabinet turbulence under Burnham was the initial reshuffle itself, when senior Starmer-era figures (Rachel Reeves, David Lammy, Peter Kyle, Steve Reed) were removed — but this predates the 1 September 2026 counting window and does not apply to this question. 
Some of the most significant figures in former Prime Minister Keir Starmer's cabinet are resigning ahead of now-Prime Minister Andy Burnham's appointments to his cabinet... David Lammy, who was the UK's Deputy Prime Minister and Justice Minister... previously served as Foreign Secretary.


BOTTOM LINE: As of 30 September 2026, the official Parliament cabinet page shows zero changes to the 18 top-ranked cabinet posts since Burnham completed his appointments on 23 July 2026; the only live tension (Mahmood's visa policy dispute) appears to be heading toward compromise rather than resignation, so the current state points toward "0" departures in the 1 Sept–31 Dec 2026 window, though three months remain before the 1 January 2027 resolution deadline.

NOT FOUND: No evidence of any cabinet-level resignation, dismissal, or reshuffle affecting the 18 ranked positions between 1 September 2026 and 30 September 2026; no scheduled reshuffle events before 1 January 2027 were identified in available sources.

### BASE RATE
**Base rate / outside-view evidence on UK cabinet departures in short windows**

- [2026-06-12] 
Starmer's government saw an unusually high number of ministerial resignations, reaching 20 in its second year in government, the highest number of any recent prime minister at this stage of their tenure.
 This is a two-year figure, not a four-month one, but it shows Labour's current cabinet culture has been unusually resignation-prone. https://www.instituteforgovernment.org.uk/explainer/ministers-resigning-government

- [2026-06-12] 
The highest number of total ministerial resignations occurred under Boris Johnson's premiership: in July 2022, as many as 30 ministers resigned in just five days, 48 in total across his administration.
 That episode shows cabinet-level exits can cluster rapidly, but only in acute crisis conditions (a resignation cascade), not as a steady base rate. https://www.instituteforgovernment.org.uk/explainer/ministers-resigning-government

- [2025-09] 
A minor reshuffle of posts in 10 Downing Street began on 1 September 2025, and on 5 September, following the resignation of deputy PM Angela Rayner after breaching the ministerial code, a full reshuffle of the cabinet was launched.
 This is the most directly comparable recent precedent: a scandal-driven single cabinet resignation quickly cascaded into a much larger reshuffle. https://en.wikipedia.org/wiki/2025_British_cabinet_reshuffle

- [2025-10-31] In that September 2025 reshuffle, 
of 27 attending cabinet, 12 moved jobs, three of those left the cabinet, and two left government altogether.
 So even a "trigger" resignation produced only ~3 outright cabinet departures (rather than dozens), suggesting 3+ is achievable but not automatic even in a big reshuffle. https://www.instituteforgovernment.org.uk/comment/seven-things-learned-keir-starmers-first-reshuffle

- [2022-10-14] The closest analogue for a brand-new PM (comparable to Burnham's situation two months into office) is Liz Truss: 
after just five weeks in the job, PM Liz Truss sacked Chancellor Kwasi Kwarteng after his mini-budget plunged the UK economy into crisis.
 This shows that a serious economic/policy misstep early in a new premiership can produce a senior cabinet departure within weeks — a plausible risk given Burnham's government is already navigating tax/budget controversy. https://www.cnbc.com/2022/10/14/uk-pm-liz-truss-fires-finance-minister-kwasi-kwarteng.html

- [2026-07-20] For the Burnham ministry itself, the initial formation already involved a "sweeping clear-out": 
the reshuffle represented a sweeping clear-out of ministers closely associated with the Starmer government — Rachel Reeves left as chancellor, David Lammy departed as deputy prime minister and justice secretary, and housing secretary Steve Reed and business secretary Peter Kyle also left government.
 This turnover happened in July 2026, before the question's qualifying window (post-1 September 2026), so it does not count toward resolution but indicates Burnham has already shown willingness to remove senior figures. https://www.politics.co.uk/news/2026/07/20/andy-burnham-appoints-new-cabinet-whos-in-and-whos-out/

- [2026-05-14] During the pre-leadership crisis under Starmer, cabinet-level resignations occurred rapidly amid political turmoil: 
discontent over policy led to calls for Starmer to resign and to the resignation of several members of the government, including Health Secretary Wes Streeting on 14 May, and on 11 June, following disputes over defence spending, Defence Secretary John Healey and Armed Forces minister Al Carns also resigned.
 This shows the current Labour cabinet has had a high frequency of scandal/policy-driven cabinet exits within a single calendar year, well above historical norms. https://en.wikipedia.org/wiki/2026_Labour_Party_leadership_crisis

- [2026-09-28] There is at least one live internal cabinet tension already visible in the qualifying window: Home Secretary Shabana Mahmood is facing pressure from the Deputy PM and unions over care-worker visa reforms, though as of late September she is only "hinting" at policy retreat, not resigning.

- No published betting-market odds, Metaculus community forecast, or pollster projection specifically for "how many of the 18 top Burnham cabinet members leave before January 2027" were found; this appears to be a bespoke/synthetic forecasting question without an existing external forecast to anchor on.

**BOTTOM LINE:** Historically, UK cabinets rarely see 3+ top-18 departures in a bare four-month window absent a triggering scandal or economic crisis (as with Truss/Kwarteng or the September 2025 Rayner-driven reshuffle, which itself produced only 3 outright cabinet exits); but the current Labour government has shown an unusually high propensity for scandal- and policy-driven senior resignations over the past 18 months, making a "1 or 2" outcome the more historically typical base rate, while "3 or more" remains plausible if any acute triggering event (budget crisis, scandal, resignation cascade) occurs in the window, as it did repeatedly in 2025-26.

NOT FOUND: No existing prediction-market odds, bookmaker odds, or Metaculus/other community forecast specific to this exact question could be located; no confirmed cabinet-level resignation among Burnham's top-18 has yet occurred within the September 1–December 31, 2026 qualifying window as of the last available reporting (September 29, 2026).

### KEY FACTORS
- [2026-09-27] CNN reports Housing Secretary Angela Rayner (a Burnham cabinet member) has publicly criticized Home Secretary Shabana Mahmood's care-worker visa reforms, but frames this as a "high" period for Burnham with the party "not demanding his head" two months in — i.e., the row is visible but not (yet) existential for either minister. https://www.cnn.com/2026/09/29/uk/andy-burnham-what-next-labour-conference-intl

- [2026-09-28] The Rayner–Mahmood visa dispute has escalated into an open, cabinet-level public disagreement, with Rayner telling The Times the reforms are "un-British" and Mahmood signalling a climbdown; Rayner separately denied to LBC that "collective responsibility is dead," insisting there is no formal "split." 
Home secretary Shabana Mahmood is set to water down her immigration crackdown following a row with Cabinet colleague Angela Rayner... The housing secretary said it was "un-British" to make it harder for immigrants to be given indefinite leave to remain in the UK, including some who have been here since 2021.
 This mechanism (public rift → policy retreat) is the most concrete live internal cabinet tension but is trending toward compromise, not resignation.

- [2026-09-25] GB News reports the ILR reform dispute is not just a two-person spat: 
the Home Secretary's plans to overhaul the asylum system by making it harder for migrants to acquire British citizenship have been ill-received by more than 100 Labour MPs, threatening a mass revolt.
 A backbench revolt of this scale is a mechanism that could force Mahmood out if the government cannot find a compromise before legislating — the key upcoming decision point is Mahmood's promised "very soon" policy resolution.

- [2026-10-28] The single largest scheduled risk event in the window is the first Burnham/Healey Autumn Budget, confirmed for 28 October 2026 
Chancellor John Healey will deliver the Autumn Budget on 28 October 2026, the first of the Burnham government and just over three months into its term.
 This is the closest structural analogue to the Truss/Kwarteng dismissal precedent (Oct 2022) noted in the base-rate report — a fiscally consequential set-piece by a first-time Chancellor, three months into the job, that markets and MPs will scrutinize closely.

- [2026-09-28] The Budget's revenue options are already politically constrained: 
Burnham has confirmed the government will honour Labour's 2024 manifesto commitment not to increase the rates of income tax, employee National Insurance or VAT. Together those three account for almost 60% of total tax receipts, so the government's largest revenue-raising levers are effectively off the table.
 This raises the odds of an unpopular/technically fraught alternative measure (wealth taxes, CGT, property levies) that could trigger a Kwarteng-style Chancellor crisis if markets react badly.

- [2026-09-29] Simultaneously, record taxpayer emigration data (69,300 P85 filings, AskNews/Telegraph) is being used by critics to pressure the Treasury just a month before the Budget, adding political heat specifically onto Chancellor Healey's position ahead of the 28 October statement.

- [2026-09-29] Institute for Government's contemporaneous analysis of the Burnham government formation adds a mechanism detail not previously noted: 
In total, 13 of the 22 full cabinet members are now serving in new roles, with seven joining for the first time.
 A cabinet this freshly reshuffled and containing many first-time secretaries of state (inexperience) is statistically more exposed to gaffes/scandals than a settled, experienced top team — a background risk factor for the Sept–Dec window.

- [2026-09-29] Also relevant to underlying pressure: former Starmer-era business secretary Peter Kyle is now publicly criticizing the Burnham government's economic focus from outside cabinet 
Peter Kyle – who previously served as Starmer's business secretary – said the government was not focused enough on economic growth and needed to act with "more urgency."
 — signalling organized criticism from displaced Starmer loyalists that could sharpen if the Budget disappoints.

- [2026-09-30] No source found of any confirmed resignation, dismissal, or reshuffle announcement for any of the 18 named cabinet posts after 1 September 2026; the Parliament cabinet page (fetched by colleagues same day) still shows the original 20 July lineup intact.

- Mechanism/order for "3 or more" to occur before 1 January 2027: (1) Mahmood must either fail to satisfy the 100+ MP backbench revolt with her "very soon" ILR compromise, triggering her own resignation or dismissal, and/or (2) the 28 October Budget must contain a market-shocking or backbench-rebellion-inducing measure serious enough to cost Healey his job (Kwarteng precedent) or force other reshuffle dominoes, and/or (3) an unrelated scandal (a la the 2025 Rayner stamp-duty affair) must emerge involving one of the other 16 secretaries between now and year-end. Absent one of these trigger events materializing in the next three months, the base case remains 0 departures.

BOTTOM LINE: The Rayner–Mahmood ILR row (with a 100+-MP backbench threat) and the high-stakes 28 October Budget delivered by a fiscally-constrained, first-time Chancellor are the two live, dated mechanisms that could produce a cabinet departure before 1 January 2027; absent one of these escalating into an actual resignation/dismissal (as opposed to policy climbdown), no departures have occurred through 30 September 2026.

NOT FOUND: No confirmed date for Mahmood's final ILR policy decision; no market or economic forecaster report specifically predicting a Budget-triggered ministerial departure; no reporting of any other scandal or resignation threat involving the remaining 16 of the 18 ranked cabinet posts.

### EXPERT VIEW
- [2026-08-06/current] Polymarket's "Who will be the first to leave the Burnham Cabinet?" market (opened Aug 6, 2026, $123,921 volume, resolves Dec 31, 2027) currently prices 
John Healey at 14%, Miatta Fahnbulleh at 10.4%, Ed Miliband at 6.9%, Angela Eagle at 6.7%
 as most likely to leave first, with all other named ministers (Mahmood, Rayner, Powell, Streeting, McFadden, etc.) priced in the 3–7% range — implying no single minister is seen as a strong favorite to depart, consistent with a low aggregate probability of any departure occurring soon.
- [2026-08-06/current] The same market's own commentary notes 
the Burnham cabinet remains only a few months old, and trader consensus prices "Other" highest because early exits in new administrations frequently stem from unanticipated personal, procedural, or low-profile pressures rather than front-bench friction
, and that 
no confirmed ministerial departures or major internal rifts have materialized to concentrate probabilities on named individuals
 as of early conference season.
- [2026-03-01] A related but now-resolved Polymarket market, "UK Cabinet Minister resigns by...?" (opened Feb 4, 2026, $181,702 volume, tracking the Starmer cabinet), resolved "No" for its February 28 deadline before Starmer-era resignations (Streeting, Healey) later materialized in May–June 2026 — illustrating that short-window "any cabinet resignation" markets can swing quickly from "No" to "Yes" once a leadership crisis erupts, a dynamic directly relevant to the Burnham-era question's 4-month window.
- [2026-09-30] No dedicated Polymarket, Kalshi, or Manifold market specifically mirroring this Metaculus question's exact resolution ("3+ of the top 18 Burnham cabinet ranked positions leave between Sept 1–Dec 31, 2026") could be located; the closest comparable is the "first to leave" market above, plus a separate Polymarket market "How many UK Prime Ministers by end of 2027?" which speaks to PM turnover risk (and this question triggers a re-baseline if the PM changes) rather than cabinet-level churn directly.
- [2026-09-28] Reported cabinet tension: 
Home Secretary Shabana Mahmood indicated she is considering watered-down plans for indefinite leave to remain (ILR) reforms... following pressure from Deputy Prime Minister Angela Rayner and Unison general secretary Andrea Egan
 — a policy dispute reported by The Guardian, though not itself evidence of an imminent resignation.
- [2026-09] Track record context: Wikipedia's contemporaneous "2026 British cabinet reshuffle" chronology shows the Starmer government experienced very high cabinet/junior-minister churn earlier in 2026 (multiple PPS and junior minister resignations in May, Wes Streeting's cabinet resignation on May 14, and Defence Secretary John Healey's resignation on June 11), demonstrating that this UK Labour government has a recent base rate of frequent, rapid cabinet-level departures under stress — a pattern experts/markets appear to be pricing into the "first to leave" odds (Healey again a leading pick despite having already changed portfolios once).
- [2026-09] Commentators (tutor2u analysis) note the general expectation that 
"assuming Burnham lasts as PM until the next general election, his cabinet is likely to evolve through reshuffles, departures and new arrivals in the three years this parliament has left to run"
 — a qualitative expert view that departures are normal and expected over time, though not quantifying the Sept–Dec 2026 window specifically.
- [2026-09-30] No Metaculus community-prediction figure specifically for this question (post_id 45250 / question_id 45442) could be retrieved via search or fetch; general Metaculus track-record literature indicates community aggregates are typically well-calibrated but can be noisy on idiosyncratic political-personnel questions.

BOTTOM LINE: The only market directly on point (Polymarket's "first to leave the Burnham cabinet") spreads probability thinly across ~20 named ministers (max single-name price 14%) and explicitly notes no confirmed departures or major rifts as of late September 2026, implying markets see any single departure as more likely than not to be a low-probability, unpredictable event in the near term — but this UK government's 2026 track record (multiple cabinet resignations in May–June) shows such probabilities can jump abruptly, so "3 or more" by Jan 1, 2027 should not be dismissed as negligible.

NOT FOUND: A dedicated prediction-market or Metaculus-community-prediction number matching the exact resolution criteria (3+ of 18 named Burnham cabinet positions vacated between Sept 1 and Dec 31, 2026); any Kalshi or Manifold markets on this specific question; polling data on public/expert expectations of cabinet reshuffle timing under Burnham.

### FAVORITE CASE
**Case for the favourite ("0" cabinet departures by 1 Jan 2027):**

- [2026-09-30] The official resolution source, members.parliament.uk's Cabinet page, still lists all 18 Burnham-appointed ministers unchanged since 20 July 2026, giving a clean, objectively verifiable baseline of zero departures 62 days into the qualifying window.

- [2026-09-28] The only live internal cabinet tension identified — Home Secretary Shabana Mahmood's care-worker visa reform dispute — is trending toward a policy climbdown rather than a resignation: Mahmood said at the Liverpool conference she is open to watering down the reforms after pressure from Angela Rayner and Unison, signalling accommodation, not confrontation.

- [2026-09-29] Institute for Government's pre-conference assessment frames Burnham's conference test as one of holding the line on "difficult choices" ahead of the Budget, not a piece on cabinet splits — 
"A new prime minister whose policy agenda remains relatively undeveloped, and who hasn't even presented his first budget, represents a tempting blank sheet"
 — implying the government is still in a unifying, honeymoon-adjacent phase rather than a fracturing one.

- [2026-09-29] Coverage of the Liverpool conference (Inside Croydon) describes Labour as 
emerging from a "miserable" 2024 and 2025 conference into a mood where, "little more than two months since the former Manchester Mayor moved in to Downing Street, Labour are ahead in the polls"
 — a cohesive, confident backdrop that argues against imminent cabinet rupture.

- [2026-09-30] Polymarket's dedicated "Who will be the first to leave the Burnham Cabinet?" market (~$113k–$135k liquidity) still shows no minister above 14% (John Healey), with all others in the 3–10% band — the market's own dispersion implies traders see any single departure, let alone three, as a low-probability near-term event rather than an expected one.

- [2026-09-29] On the specific tax/exodus story dominating headlines this week (record 69,300 P85 filings), no named cabinet minister has been linked to resignation pressure over this issue; it is framed purely as an economic/fiscal challenge for the Treasury, not a personnel crisis.

**Countervailing risk the favourite must survive — the Budget is inside the window:**

- [2026-09-30] Chancellor John Healey will deliver the first Burnham-government Autumn Budget on 28 October 2026 — squarely inside the 1 Sept–31 Dec qualifying window — with income tax, NI and VAT rate rises ruled out, leaving few large revenue levers and raising the odds of a contentious, market-tested set of measures.

- [2026-09-30] The Institute for Government's 28 September conference preview explicitly warns the fiscal backdrop has "deteriorated since the last forecast in March, largely due to the Iran war," with lower growth, higher inflation, and higher borrowing costs squeezing Healey's room for manoeuvre — the same category of shock (a chancellor cornered on fiscal credibility) that produced the Truss/Kwarteng cabinet departure precedent already cited by colleagues.

- [2026-09-29] Grant Thornton's Budget preview notes Burnham deliberately moved the Budget earlier (28 October, versus the traditional late-November slot) specifically 
"to reduce the period of uncertainty"
 — a defensive scheduling choice that itself signals awareness of political risk building toward that date, i.e., the government is bracing for a hard moment, not assuming smooth sailing.

- [2026-09-30] No dedicated prediction market or forecaster commentary explicitly links the 28 October Budget to elevated departure risk for named cabinet ministers (e.g., Healey), meaning this remains an inferred risk rather than a priced-in one — a gap that argues the "0" favourite may be under-hedged against a single acute post-Budget flashpoint.

BOTTOM LINE: The evidence strongly supports "0" as the current favourite — the official cabinet list is unchanged, the one visible tension (Mahmood/visas) is resolving toward compromise, and markets price no minister's departure above 14% — but the 28 October Budget, delivered under a genuinely worsened fiscal backdrop, is a concrete, dated event inside the window that historically (Truss/Kwarteng) has been sufficient to force a senior departure, so the favourite's margin is thinner than the current flat trend line suggests.

NOT FOUND: No Polymarket, Kalshi or Metaculus market matching the exact "3 or more of 18 cabinet posts vacated by 1 Jan 2027" resolution; no reporting explicitly tying Budget-day risk to a specific minister's job security; no post-conference (30 September) readouts of Burnham's closing speech were available at time of writing.

### UPSET CASE
**Case for an upset: option "1" or "2" departures (i.e., against the current "0" trend holding through year-end), driven by a live cabinet split over immigration policy plus a high-stakes Budget on 28 October.**

- [2026-09-28] A genuine, public cabinet rift broke out at Labour conference: 
an extraordinary public breach in cabinet unity saw Angela Rayner, the housing, communities and local government secretary, break ranks over the weekend to criticise the plans as "un-British"
, directly clashing with Home Secretary Mahmood's flagship "earned settlement" reforms. https://www.bbntimes.com/politics/home-secretary-shabana-mahmood-signals-retreat-on-settlement-reforms-as-labour-conference-erupts

- [2026-09-28] The dispute is not confined to Rayner and Mahmood: 
Andrea Egan, general secretary of Unison, accused Mahmood of having "fuelled the far-right" with "dehumanising" proposals
, showing union pressure compounding the intra-cabinet fight rather than dissipating it. https://www.bbntimes.com/politics/home-secretary-shabana-mahmood-signals-retreat-on-settlement-reforms-as-labour-conference-erupts

- [2026-09-28] Burnham himself was forced to publicly referee the split rather than shut it down, telling LBC 
"I'm Team Angela and Shabana," but he declined to endorse Rayner's description of the reforms as "un-British," saying only: "I think what we've got to do is strike the right balance."
 A PM unwilling to back his Home Secretary publicly is a classic precursor to a later reshuffle if the policy row reignites. https://www.bbntimes.com/politics/home-secretary-shabana-mahmood-signals-retreat-on-settlement-reforms-as-labour-conference-erupts

- [2026-09-28] The underlying policy stakes are large enough to sustain months of friction: 
officials forecast that 1.6 million people could gain settlement rights between 2026 and 2030, with a peak of 450,000 in 2028 alone—roughly four times the recent annual average
, meaning the government's "formal response" (due this autumn per sources close to Mahmood) is a scheduled flashpoint still ahead, inside the qualifying window. https://www.bbntimes.com/politics/home-secretary-shabana-mahmood-signals-retreat-on-settlement-reforms-as-labour-conference-erupts

- [2026-09-28] Separately, the Autumn Budget is fixed for **28 October 2026** — squarely inside the qualifying window — and Chancellor Healey has already signalled it will be difficult: 
the Autumn Budget date has now been set for 28 October, with the new Chancellor facing some familiar challenges, at the end of a fortnight heavily laden with announcements from Prime Minister Andy Burnham and his revised cabinet
. https://www.cambridgenetwork.co.uk/news/healey-sets-pre-halloween-autumn-budget

- [2026-09-28] Healey has explicitly flagged fiscal-rule constraints that could force unpopular tax choices: 
John Healey was careful to say that "It will meet our fiscal rules," at present, this could mean tax rises as the latest estimates suggest more than half of the all-important fiscal headroom has disappeared since March, due to the fallout from the Iran war
 — precisely the kind of budget-shock scenario (cf. Kwarteng 2022) that has historically triggered a rapid single senior departure. https://www.cambridgenetwork.co.uk/news/healey-sets-pre-halloween-autumn-budget

- [2026-09-28] There is also pressure from the left flank of the party on tax/income policy: 
John Healey has warned that the UK should brace for a "really challenging" autumn Budget, blaming increasing Government borrowing costs and higher interest rates... Mr Healey set out a £24billion margin to work with; however, this is said to have now considerably shrunk
, raising the odds of a contentious package that could produce a resignation on principle (e.g., over welfare, pensions or tax-threshold decisions) similar to the pattern seen with Streeting/Healey resignations in May–June 2026 under Starmer. https://www.gbnews.com/politics/politics-news-john-healey-budget-andy-burnham-labour-nigel-farage

- [2026-09-30] This government's own top team has an unusually recent track record of walking out over exactly this kind of dispute: Healey himself resigned as Defence Secretary in June 2026 over a policy disagreement before being reappointed as Chancellor by Burnham — meaning several sitting Burnham cabinet ministers (Healey, Streeting) have already shown a personal willingness to quit cabinet within the last twelve months when they lose an internal argument, a behavioural precedent not present for a "typical" cabinet.

- [2026-09-30] Polymarket's "first to leave" market (noted in the Expert View report) prices Healey and Fahnbulleh as the top two names to depart first, consistent with the Budget being seen by traders as the likeliest flashpoint — supporting "1" as a plausible near-term outcome even if traders see no single minister as favourite.

BOTTOM LINE: The strongest case against "0" holding rests on two concrete, dated events inside the window — Mahmood's still-unresolved ILR climbdown (autumn formal response pending) and Healey's 28 October Budget under tightening fiscal headroom — both of which have already produced open cabinet dissent (Rayner vs. Mahmood) and ministerial warnings of a "really challenging" fiscal statement, mechanisms that have twice this year (Streeting, Healey) already produced a genuine cabinet resignation in this Labour government.

NOT FOUND: No reporting yet of any minister actually threatening to resign over either the ILR dispute or Budget contents; no leaked Budget measures confirmed as final; no dated announcement of a reshuffle planned before 1 January 2027.

## Required pre-forecast walkthrough

Before giving probabilities, address these explicitly in your rationale:
  (0) Resolution check: do the sources show the outcome already decided as of today? If so, which option and by which source.
  (a) The time left until the question resolves.
  (b) The status quo outcome — the option most likely if nothing changes from today.
  (c) An outcome that would be SURPRISING but plausible.

## Calibration guidance

- **Status quo anchoring.** Good forecasters put extra weight on the status quo option because the world changes slowly most of the time.
- **Leave moderate probability on most options.** Good forecasters don't drop options to ~0% — leave ≥3-5% on every option to account for unexpected outcomes, unless you have strong specific evidence ruling them out.
- Avoid uniform-distribution laziness — most options are not equally likely.
- **Prediction markets are a prior, not an anchor.** If the evidence lists a SAME QUESTION market for these options, treat its prices as a strong prior and name the specific evidence it lacks whenever you move away from it. A RELATED market is context only. If no market is listed, there is none — do not assume one.

## Output

Return ONLY valid JSON, no markdown fences:

{
  "rationale": "<address (a) (b) (c) above, then explain your distribution — 4-7 sentences total>",
  "probabilities": {
    "0": <prob>,
        "1": <prob>,
        "2": <prob>,
        "3 or more": <prob>
  }
}

Probabilities MUST sum to ~1.0 (renormalization is applied; close enough is fine).