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H.R. 2140

Diesel Emissions Reduction Act of 2025

Energy and Commerce Committee · Rep. Doris Matsui (D-CA)

15 September 2026  |  Passed House (343-79)

What's next: To the Senate (if and when it takes it up)

Official summary (Congressional Research Service, Introduced in House): 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.

Posted 16 September 2026

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