Regulations last checked for updates: May 03, 2025

Title 40 - Protection of Environment last revised: Nov 03, 2025
§ 52.119 - Identification of plan—conditional approvals.

This section identifies plan revisions that are conditionally approved based upon commitments received from the State.

(a)-(b) [Reserved]

(c) A plan revision for the Maricopa County Air Quality Department (MCAQD) submitted June 22, 2017, by the Arizona Department of Environmental Quality (ADEQ), the Governor's designee, providing MCAQD's Reasonably Available Control Technology (RACT) demonstration for the 2008 8-hour ozone National Ambient Air Quality Standards, and rule submissions in satisfaction thereof.

(1)-(3) [Reserved]

[83 FR 19635, May 4, 2018, as amended at 84 FR 13548, Apr. 5, 2019; 85 FR 10988, Feb. 26, 2020; 85 FR 43694, July 20, 2020; 86 FR 975, Jan. 7, 2021; 86 FR 31938, June 16, 2021; 87 FR 8424, Feb. 15, 2022; 88 FR 7880, Feb. 7, 2023; 89 FR 97544, Dec. 9, 2024; 90 FR 1906, Jan. 10, 2025; 90 FR 4654, Jan. 16, 2025]
authority: 42 U.S.C. 7401
cite as: 40 CFR 52.119