II 119th CONGRESS 1st Session S. 1072 IN THE SENATE OF THE UNITED STATES March 14, 2025 Mr. Lee (for himself, Mr. Cassidy , Mr. Ricketts , Mr. Marshall , Mr. Daines , Mr. Risch , Mr. Scott of Florida , Mr. Cramer , Mr. Sullivan , Mr. Mullin , Mr. Crapo , Mr. Justice , Mrs. Capito , Mr. Cruz , and Ms. Lummis ) introduced the following bill; which was read twice and referred to the Committee on Environment and Public Works A BILL To amend the Clean Air Act to eliminate a waiver under that Act, to eliminate an authorization for States to use new motor vehicle emission and new motor vehicle engine emissions standards identical to standards adopted in California, and for other purposes.

1. Short title This Act may be cited as the Stop California from Advancing Regulatory Burden Act of 2025 or the Stop CARB Act of 2025 . 2. Repeal of waivers of State standards (a) In general Section 209 of the Clean Air Act ( 42 U.S.C. 7543 ) is amended— (1) by striking subsection (b); (2) in subsection (c), by striking the last sentence; (3) by redesignating subsections (c) and (d) as subsections (b) and (c), respectively; and (4) by striking subsection (e) and inserting the following: (d) Prohibition on state standards for nonroad engines or vehicles No State or any political subdivision thereof shall adopt or attempt to enforce any standard or other requirement that directly or indirectly relates to the control of emissions from nonroad engines or nonroad vehicles, including the following new nonroad engines or nonroad vehicles subject to regulation under this Act: (1) New engines that are used in construction equipment, construction vehicles, farm equipment, or farm vehicles. (2) New locomotives or new engines used in locomotives. . (b) Effect Notwithstanding any other provision of law, as of the date of enactment of this Act— (1) no waiver issued under subsection (b) of section 209 of the Clean Air Act ( 42 U.S.C. 7543 ) (as in effect on the day before the date of enactment of this Act) before the date of enactment of this Act shall have any force or effect; and (2) any application for a waiver under that subsection (as in effect on the day before the date of enactment of this Act) pending before the Administrator of the Environmental Protection Agency on the date of enactment of this Act shall be considered denied. (c) Conforming amendments (1) Section 202(i)(2)(A) of the Clean Air Act ( 42 U.S.C. 7521(i)(2)(A) ) is amended, in the matter preceding clause (i), in the first sentence, by striking , taking into consideration the waiver provisions of section 209(b) . (2) Section 211 of the Clean Air Act ( 42 U.S.C. 7545 ) is amended— (A) in subsection (c)(4)— (i) in subparagraph (A), in the matter preceding clause (i), by striking or (C) ; (ii) by striking subparagraph (B); and (iii) by redesignating subparagraph (C) as subparagraph (B); (B) in subsection (k)(1)(B)(ii), by striking (other than a refiner or importer in a State that has received a waiver under section 209(b) with respect to gasoline produced for use in that State) ; and (C) in subsection (o)(6)— (i) by striking subparagraph (E); (ii) in subparagraph (F), by striking any State that has received a waiver under section 209(b) or ; and (iii) by redesignating subparagraph (F) as subparagraph (E). (3) Section 241(2) of the Clean Air Act ( 42 U.S.C. 7581(2) ) is amended, in the second sentence, by striking (or any CARB and all that follows through section 243(e)) . (4) Section 242(b) of the Clean Air Act ( 42 U.S.C. 7582(b) ) is amended by striking except as provided in section 244 with respect to administration and enforcement, and each place it appears. (5) Section 243 of the Clean Air Act ( 42 U.S.C. 7583 ) is amended by striking subsections (e), (f), and (g). (6) Section 244 of the Clean Air Act ( 42 U.S.C. 7584 ) is repealed. (7) Section 247(b) of the Clean Air Act ( 42 U.S.C. 7587(b) ) is amended, in the second sentence, by striking section 242, 243, 244, and inserting sections 242, 243, . 3. Repeal of authorization to use California new motor vehicle emission standards (a) In general Section 177 of the Clean Air Act ( 42 U.S.C. 7507 ) is repealed. (b) Conforming amendment Section 249(e)(3) of the Clean Air Act ( 42 U.S.C. 7589(e)(3) ) is amended by striking the second sentence.