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119th Congress
Independent · Nonpartisan · Reader-supported
HOUSEH.R. 2140· 119th Congress

Diesel Emissions Reduction Act Reauthorized Through 2029

Diesel Emissions Reduction Act of 2025

Sponsor
Doris Matsui (D-CA)
Introduced
Mar 14, 2025
Last Action
Sep 16, 2026

Recorded legislative actions. Future votes are not implied.

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Introduced
Mar 14, 2025
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In Committee
Mar 14, 2025
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Passed Committee
Sep 14, 2026
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Passed House
Sep 15, 2026
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Received in Senate
Sep 16, 2026

AI-assisted analysis based on the official CRS summary. Source version: Apr 6, 2026. Analysis updated: Sep 18, 2026.

01 — The Text

What.

  • The bill reauthorizes the EPA's diesel emissions reduction program through fiscal year 2029.
  • The program provides grants, rebates, or loans to support engine replacement or retrofit projects.
  • Funded projects involve replacing diesel engines or retrofitting them with pollution control technologies.
  • The bill passed the House on September 15, 2026, by a vote of 343–79 under suspension of the rules.
  • The bill was received in the Senate on September 16, 2026, and placed on the Senate Legislative Calendar.
02 — The Stakes

So what?

  • The official summary does not specify funding amounts, eligible recipients, or geographic priorities for the program.
  • No documented effects on emissions reductions, cost savings, job creation, or affected industries are provided in the official summary.
  • The summary does not detail whether retrofitting or replacement receives preferential funding.
  • Specific program changes or modifications from prior law are not detailed in the official summary.
03 — The Path

Now what?

  • The bill passed the House on September 15, 2026, with 343 votes in favor and 79 opposed.
  • The bill was received in the Senate on September 16, 2026, and assigned to the Senate Legislative Calendar as Calendar No. 624.
  • No Senate action, committee assignment, or floor proceedings have been recorded as of the latest action date.
Legislative History

Actions.

  • Sep 16, 2026 — Received in the Senate. Read twice. Placed on Senate Legislative Calendar under General Orders. Calendar No. 624.
  • Sep 15, 2026 — Motion to reconsider laid on the table Agreed to without objection.
  • Sep 15, 2026 — On motion to suspend the rules and pass the bill Agreed to by the Yeas and Nays: (2/3 required): 343 - 79 (Roll no. 304). (text: CR H5679)
  • Sep 15, 2026 — Passed/agreed to in House: On motion to suspend the rules and pass the bill Agreed to by the Yeas and Nays: (2/3 required): 343 - 79 (Roll no. 304).
  • Sep 15, 2026 — Considered as unfinished business. (consideration: CR H5824)
  • Sep 15, 2026 — At the conclusion of debate, the Yeas and Nays were demanded and ordered. Pursuant to the provisions of clause 8, rule XX, the Chair announced that further proceedings on the motion would be postponed.
  • Sep 15, 2026 — DEBATE - The House proceeded with forty minutes of debate on H.R. 2140.
  • Sep 15, 2026 — Considered under suspension of the rules. (consideration: CR H5679-5680)