Will the Senate pass a reconciliation bill by 2026?

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Market context

The Senate still needs to clear a reconciliation bill before the month ends, but the process has already moved further than the current 0% implied probability suggests. The chamber approved the budget blueprint on 23 April, and Senate committees released an initial package on 4 May that CBO said would increase deficits by about $72 billion over the decade. That is the relevant comparator: once a budget resolution and committee text are in place, the question becomes whether leadership can keep enough Republicans aligned through amendment battles and floor timing, rather than whether the measure exists at all.

Recent history points to a calendar risk rather than a procedural impossibility. The House adopted the common budget resolution on 29 April, which formally unlocked reconciliation, and committee deadlines were set for 15 May before leaders talked up a final Senate vote by 1 June. However, reconciliation still needs exact text, floor consideration, and a simple majority in the Senate, where any defections matter because the bill cannot be filibustered but can still be derailed by intra-party splits or delay. Ballotpedia’s recent summary of the committee draft and CBO score underlines that the package is tangible, but not yet enacted.

For traders, the main catalyst is whether leadership posts a floor schedule and whether the House and Senate can agree on the same language without reopening the blueprint. Watch for formal announcements from Senate leaders, any updated whip count, and whether the committees’ draft is amended enough to force another round of votes. Coverage from Reuters and the committee releases suggest the market is leaning on timing around the 1 June target, with the key dependency being whether Republicans can hold their narrow majority together long enough to pass the measure.

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Methodology

Political prediction markets differ structurally from sports betting: thinner liquidity, longer settlement windows, higher sensitivity to single news events. This page shows the live Polymarket quote for Will the Senate pass a reconciliation bill by 2026? plus platform attributes for the three reference venues, so you can see at a glance where the deepest market for this question sits.

Resolution & payout

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Kalshi settles USD via CFTC clearinghouse, with clearly defined resolution sources (e.g. AP race calls for elections). Betfair settles after the official outcome is registered with the league or agency. Manifold is play-money.

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