2060-AW63 202510 The Regulatory Plan and the Unified Agenda of Federal Regulatory and Deregulatory Actions 2060 Office of Air and Radiation OAR 2000 Environmental Protection Agency EPA Interstate Transport Plan Review for the 2015 Ozone NAAQS - Phase 1

The EPA is revisiting previous actions proposing or finalizing the disapproval or partial disapproval of certain State Implementation Plans addressing states' interstate transport obligations under the 2015 ozone National Ambient Air Quality Standards (NAAQS). This proposed rule is designed to comport with Kentucky v. EPA, 123 F.4th 447 (6th Cir. 2024) and Texas v. EPA, 132 F.4th 808 (5th Cir. 2025).

]]> Other Significant Previously Published in The Unified Agenda Final Rule Stage No No Deregulatory 40 CFR 52 42 U.S.C. 7410 Clean Air Act No NPRM 01/30/2026 91 FR 4026 NPRM Comment Period End 03/02/2026 Final Rule 07/00/2026 Docket #: EPA-HQ-OAR-2025-0192. No No Federal State Yes No No No 2060-AV51 Related to 2060-AW88 Related to Thomas Uher 2060 Office of Air and Radiation OAR 919 541-5534 uher.thomas@epa.gov 109 T.W. Alexander Drive, C545C, Research Triangle Park NC 27711 Gwyndolyn Sofka 2060 Office of Air and Radiation OAR 919 541-5121 sofka.gwyndolyn@epa.gov 109 TW Alexander Drive, Research Triangle Park NC 27709