119-s3007

[Congressional Bills 119th Congress]
[From the U.S. Government Publishing Office]
[S. 3007 Introduced in Senate

    (IS) ]

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119th CONGRESS
 1st Session
 S. 3007

 To prohibit the enforcement of laws relating to the installation, 
 certification, and maintenance of emissions control devices under the 
 Clean Air Act, and for other purposes.

_______________________________________________________________________

 IN THE SENATE OF THE UNITED STATES

 October 14, 2025

 Ms. Lummis introduced the following bill; which was read twice and 
 referred to the Committee on Environment and Public Works

_______________________________________________________________________

 A BILL

 To prohibit the enforcement of laws relating to the installation, 
 certification, and maintenance of emissions control devices under the 
 Clean Air Act, and for other purposes.

 Be it enacted by the Senate and House of Representatives of the 
United States of America in Congress assembled,

SECTION 1. SHORT TITLE.

 This Act may be cited as the ``Diesel Truck Liberation Act of 
2025''.

SEC. 2. PROHIBITION ON ENFORCEMENT OF EMISSIONS CONTROL DEVICE LAWS.

    (a) In General.--Notwithstanding any other provision of law, 
including title II of the Clean Air Act (42 U.S.C. 7521 et seq.), no 
Federal law (including regulations and Executive orders) may require a 
manufacturer, importer, or distributor of motor vehicles or motor 
vehicle engines to install, certify, or maintain any emissions control 
device or onboard diagnostic system on any motor vehicle or motor 
vehicle engine.

    (b) No Authority.--The Administrator of the Environmental 
Protection Agency may not promulgate or enforce any requirement under 
the Clean Air Act (42 U.S.C. 7401 et seq.) (including a regulation 
promulgated under that Act) or any other Federal law (including 
regulations) that requires the installation or maintenance of emissions 
control devices or onboard diagnostic systems on motor vehicles or 
motor vehicle engines.
            (c) No Liability.--Notwithstanding any other provision of law, no 
person or entity shall be subject to civil or criminal liability under 
any Federal law (including regulations) for the manufacture, sale, 
importation, purchase, use, or modification of a motor vehicle or motor 
vehicle engine that does not contain an emissions control device or 
onboard diagnostic system.
            (d) Repeal of Regulations.--Any regulation promulgated under the 
Clean Air Act (42 U.S.C. 7401 et seq.) or any other Federal law related 
to the installation, modification, or removal of emissions control 
devices or onboard diagnostic systems on motor vehicles or motor 
vehicle engines shall have no force or effect.

    (e) Vacatur; Expungement.--With respect to any of the conduct 
described in this section for which criminal or civil liability has 
attached--

    (1) any criminal penalty of imprisonment shall be vacated; 
 and

    (2) any record of a finding with respect to that criminal 
 or civil liability shall be expunged.
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