{"data":{"id":"us/40-cfr-60.28a","jurisdiction":"us","citation":"40 CFR 60.28a","heading":"a Plan revisions by the State.","body":"(a) Any significant revision to a State plan shall be adopted by such State after reasonable notice, public hearing, and meaningful engagement. For plan revisions required in response to a revised emission guideline, such plan revisions shall be submitted to the Administrator within fifteen months, or as determined by the Administrator, after publication in the Federal Register of a final revised emission guideline under § 60.22a. All plan revisions must be submitted in accordance with the procedures and requirements applicable to development and submission of the original plan.\n(b) A revision of a plan, or any portion thereof, shall not be considered part of an applicable plan until approved by the Administrator in accordance with this subpart.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER C—AIR PROGRAMS","PART 60—STANDARDS OF PERFORMANCE FOR NEW STATIONARY SOURCES","Subpart Ba—Adoption and Submittal of State Plans for Designated Facilities"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"92e52c8b05f09ae73d535d92280246b63750bda9dd162054f7ad2483bc98a0eb","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-60.27a","next":"us/40-cfr-60.29a"},"notice":"GroundRules: Original legal text. Not legal advice."}