Air Plan Approval; Michigan; Infrastructure SIP Requirements for the 2015 Ozone NAAQS; Michigan State Board Requirements; Withdrawal of Direct Final Rule
air-emissions · Rule · Published 2026-01-06 · MI · 91 FR 335
Document
Document number
2026-00004
Federal Register citation
91 FR 335
CFR reference
40 CFR 52
Type
Rule
Action
Withdrawal of direct final rule.
Category
air-emissions
Publication date
2026-01-06
State
MI
EPA docket
EPA-R05-OAR-2019-0215
Abstract
Due to the receipt of an adverse comment, the Environmental Protection Agency (EPA) is withdrawing the November 20, 2025, direct final rule approving an element of a State Implementation Plan (SIP) submission from Michigan regarding the infrastructure requirements of section 110 of the Clean Air Act (CAA) for the 2015 ozone National Ambient Air Quality Standards (NAAQS).