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H.R. 2140 119th Congress House

Diesel Emissions Reduction Act of 2025

Official title: To amend the Energy Policy Act of 2005 to reauthorize the diesel emissions reduction program.

Introduced: March 14, 2025 Introduced by: Doris O. Matsui Democratic · California See on congress.gov
Environmental Protection Air qualityClimate change and greenhouse gasesMotor fuelsMotor vehicles
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 Everywhere this bill has been 15 steps
Introduced
In committee
Reported out
Passed House
Passed Senate
To President
Became law
Sep 16, 2026
Received in the Senate. Read twice. Placed on Senate Legislative Calendar under General Orders. Calendar No. 624.
Sep 15, 2026 · 10:11 PM EDT
Motion to reconsider laid on the table Agreed to without objection.
Sep 15, 2026 · 10:11 PM EDT
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 · 10:07 PM EDT
Considered as unfinished business. (consideration: CR H5824)
Sep 15, 2026 · 8:00 PM EDT
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 · 7:52 PM EDT
DEBATE - The House proceeded with forty minutes of debate on H.R. 2140.
Sep 15, 2026 · 7:52 PM EDT
Considered under suspension of the rules. (consideration: CR H5679-5680)
Sep 15, 2026 · 7:52 PM EDT
Mr. Guthrie moved to suspend the rules and pass the bill.
Sep 14, 2026
Placed on the Union Calendar, Calendar No. 718.
Sep 14, 2026
Reported by the Committee on Energy and Commerce. H. Rept. 119-819.
Jul 14, 2026
Forwarded by Subcommittee to Full Committee by Voice Vote.
Jul 14, 2026
Subcommittee Consideration and Mark-up Session Held
Mar 14, 2025
Referred to the Subcommittee on Environment.
Mar 14, 2025
Referred to the House Committee on Energy and Commerce.
Mar 14, 2025
Introduced in House
 Votes taken on this bill 1
DateChamberWhat was voted onResultYes–No
Sep 15, 2026 House · vote #304 On Motion to Suspend the Rules and Pass Passed 343–79 See who voted →
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What's happening now September 16, 2026

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

 Plain-English summary Congressional Research Service

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.

 Hearings & markups 3
 Related & companion bills 3
  • S 2195 Cross-Congress related bill Diesel Emissions Reduction Act of 2023
  • HR 5444 Cross-Congress related bill Diesel Emissions Reduction Act of 2023
  • S 2235 Diesel Emissions Reduction Act of 2025
 Bill text 4 versions

Source documents hosted by congress.gov.

 Committees of jurisdiction 2
 Lobbying activity 24

Registered lobbyists who named this bill in their disclosure filings. Source: federal Lobbying Disclosure Act filings.

  • CATERPILLAR INC.
    for CATERPILLAR INC · District of Columbia · 3rd Quarter 2026 (July 1 - Sep 30)
  • EARTHJUSTICE ACTION
    for EARTHJUSTICE ACTION · District of Columbia · 3rd Quarter 2026 (July 1 - Sep 30)
  • AMERICAN LUNG ASSOCIATION
    for AMERICAN LUNG ASSOCIATION · District of Columbia · 3rd Quarter 2026 (July 1 - Sep 30)
  • AMERICAN TRUCKING ASSOCIATIONS
    for AMERICAN TRUCKING ASSOCIATIONS · District of Columbia · 3rd Quarter 2026 (July 1 - Sep 30)
  • LEAGUE OF CONSERVATION VOTERS
    for LEAGUE OF CONSERVATION VOTERS · District of Columbia · 3rd Quarter 2026 (July 1 - Sep 30)
  • SIERRA CLUB
    for SIERRA CLUB · California · 3rd Quarter 2026 (July 1 - Sep 30)

Bodies those filers lobbied

A filing lists the bills it worked on and the parts of government it contacted in separate sections, so these are the bodies those filers named anywhere in the filing, not a per-bill breakdown.

See all 24 filings →
 Cosponsors 3
All 3 Democratic 1 Republican 2
R
Calvert, Ken
California · Mar 14, 2025
 R
Langworthy, Nicholas A.
New York · Mar 14, 2025
 D
Pingree, Chellie
Maine · Mar 14, 2025
Cite this page click to expand
APA
U.S. Congress. (2026). H.R. 2140: Diesel Emissions Reduction Act of 2025. 119th Congress. Open America. https://openamerica.io/bill/119-HR-2140/
MLA
"H.R. 2140: Diesel Emissions Reduction Act of 2025." 119th Congress, 2026, Open America, https://openamerica.io/bill/119-HR-2140/.
Bluebook (legal)
H.R. 2140, 119th Cong. (2026), https://openamerica.io/bill/119-HR-2140/.
Markdown link
[H.R. 2140: Diesel Emissions Reduction Act of 2025](https://openamerica.io/bill/119-HR-2140/)
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