535.fyi Calibrated odds on what Congress actually does. backtest-calibrated · live scoring as votes land · track record

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S. 2144 — A bill to improve the safety and security of Members of Congress, immediate family members of Members of Congress, and congressional staff.

42%becomes law high confidencepending: House passed_one_chamber

Improve the safety and security of Members of Congress, immediate fam… — cleared the Senate by consent; waiting on the House, quiet for 239 days. The ~42% is the model hedging: House scheduling, not support, decides this class, and we can't yet tell its members apart.

passed the Senate
42%
downstream: House + President
=
42%
becomes law

If it reaches the floor

majority

Projected 336 yea of 430 voting; 90% interval 215–417 (quartiles 283–403). Intervals are backtest-verified to cover ~90%.

By floor procedure

No vote is scheduled, so the headline marginalizes over how the House would take it up; the branches:

ProcedureLikelihood Projected yeaPasses
passage12% 292 [169–413] 88%
suspension88% 342 [220–418] 99%

Receipts

Sponsor: Amy Klobuchar (D). Latest action (2025-10-10): Held at the desk.
Full record: Congress.gov.

Forecast run predict-20260606T193507Z · models member-vote-1.0.0-t117d118-20260606 + passage-1.0.0-t117d118-20260606 · conditional whip forecasts for the Senate run at moderate confidence (why).