Section 1. Short title
This Act may be cited as the Fair Air Enforcement Act of 2025.
(a) In general
Section 304 of the Clean Air Act (42 U.S.C. 7604) is repealed.
(1) Section 112 of the Clean Air Act (42 U.S.C. 7412) is amended—
(A) in subsection (e)(3), in the second sentence, by striking, except that and all that follows through of this Act; and
(B) in subsection (r)—
(i) in paragraph (1), by striking the third sentence;
(ii) in paragraph (6)(O), in the third sentence, by striking 304; and
(iii) in paragraph (7)(E), in the second sentence, by striking 304,.
(2) Section 113(e) of the Clean Air Act (42 U.S.C. 7413(e)) is amended—
(A) in paragraph (1), in the first sentence, by striking or section 304(a); and
(B) in paragraph (2), in the second sentence, by striking or section 304(a),.
(3) Section 119(a)(3) of the Clean Air Act (42 U.S.C. 7419(a)(3)) is amended by striking section 110, 304, and inserting sections 110.
(4) Section 129(f)(4) of the Clean Air Act (42 U.S.C. 7429(f)(4)) is amended by striking 304,.
(5) Section 169A of the Clean Air Act (42 U.S.C. 7491) is amended—
(A) by striking subsection (f); and
(B) by redesignating subsection (g) as subsection (f).
(6) Section 176(c)(4) of the Clean Air Act (42 U.S.C. 7506(c)(4)) is amended—
(A) by striking subparagraph (C);
(B) by redesignating subparagraphs (D), (E), and (F) as subparagraphs (C), (D), and (E) respectively; and
(C) in subparagraph (D) (as so redesignated), by striking subparagraph (D)(i) and inserting subparagraph (C)(i).
(7) Section 202(i)(3)(D) of the Clean Air Act (42 U.S.C. 7521(i)(3)(D)) is amended by striking the second sentence.
(8) The second section 317 of the Clean Air Act (42 U.S.C. 7617) (relating to economic impact assessments) is amended—
(A) by striking subsection (f); and
(B) by redesignating subsection (f) as subsection (g).
(9) Title III of the Clean Air Act is amended by redesignating the second section 317 (42 U.S.C. 7617) (relating to economic impact assessments) as section 318.
(10) Section 328(a)(1) of the Clean Air Act (42 U.S.C. 7627(a)(1)) is amended, in the sixth sentence, by striking 120, and 304 and inserting and 120.
(11) Section 411(e) of the Clean Air Act (42 U.S.C. 7651j(e)) is amended by striking 120, or 304 and inserting or 120.
(12) Subsection (k)(1)(C) of the American Innovation and Manufacturing Act of 2020 (42 U.S.C. 7675) is amended—
(A) by striking 304,; and
(B) by striking 7604,.