The Environmental Protection Agency (EPA) is approving changes to the Jefferson County portion of the Kentucky State Implementation Plan (SIP), submitted by the Commonwealth of Kentucky, through the Energy and Environment Cabinet (Cabinet), on March 4, 2020. The changes were submitted by the Cabinet on behalf of the Louisville Metro Air Pollution Control District (District or APCD) and make minor changes for clarity, remove an exemption for public hearings for permitting actions, and amend the procedures for open records requests to maintain consistency with the Kentucky Open Records Act (KORA). This action is being taken pursuant to the Clean Air Act (CAA or Act).