HR 2140 · 119th Congress · House

Diesel Emissions Reduction Act of 2025

In progress

SponsorRep. Matsui, Doris O. [D-CA-7] (D-CA)

IntroducedMar 14, 2025

Policy areaEnvironmental Protection

Cosponsors3

What this bill is intended to do

Diesel Emissions Reduction Act of 2025 This bill reauthorizes through FY2029 a diesel emissions reduction program under which the Environmental Protection Agency provides grants, rebates, or loans for replacing diesel engines or retrofitting the engines with pollution control technologies.

Latest action

Sep 16, 2026Received in the Senate. Read twice. Placed on Senate Legislative Calendar under General Orders. Calendar No. 624.

How Congress voted · House roll call 304 · Sep 15, 2026

343 Yea79 Nay10 Not voting

Passed

How each party voted

Republicans130–79

Democrats212–0

Independents1–0

Revealed positions from the official roll call.

C68

Graded by The Quiet Ledger

The Diesel Emissions Reduction Act of 2025 reauthorizes the diesel emissions reduction program by extending its expiration date from 2024 to 2029. The bill is straightforward, focusing solely on the reauthorization without introducing new provisions or changes to the existing program.

Category gradesMembers of The Quiet Ledger see the full per-category breakdown of how this bill was graded.

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