Air Regulation Effective Date Timelines (CFR and FAC)

Air Regulation Effective Date Timelines for Amendments to the Federal Code of Regulations (CFR) and the Florida Administrative Code (FAC)

This Excel spreadsheet provides the timelines of when new and amended federal and state air regulations became effective. The spreadsheet is pre-sorted chronologically but can be sorted in other ways, for example, by regulation. Updated May 9, 2023.

{Note: The Excel spreadsheet has two tabs; a tab for the CFR timeline and a tab for the FAC timeline.}