An Act to ensure cleaner air for communities overburdened by outdoor air pollution

Introduced

In Committee

Floor

Crossed Over

Passed

Enacted

Overview Bill text 1 History 2 Sponsors

Feb 27, 2025 · Senate

Referred to the committee on Public Health

Feb 27, 2025 · House

House concurred

PASSAGE PROBABILITY

1% Unlikely

Why this number

Stage base In Committee — base rate 4%, measured from MA's completed sessions
Momentum -1 45/100 from the pace of recorded action
Time since last action -22 598 days quiet

A transparent scoring model over stage, momentum, recency, sponsorship and recorded votes — not a trained predictor. Treat it as a way to rank attention, not as a forecast.