The administrative regulations listed on this page represent proposed amendments currently under consideration. Upon finalization, the official versions will be published on the Kentucky Administrative Regulations (LRC) website and Air Quality Regulations page. Information regarding public hearings associated with proposed regulations is available on this page or through the Public Notices page. All proposed and amended regulation materials will be maintained on this page for a period of five years following publication, after which they will be removed.
NSPS/NESHAP
October 2, 2025
The Division filed a proposed NSPS amendment to the administrative regulation 401 KAR 60:005 with the Legislative Research Commission. This update includes amendments to the New Source Performance Standards (NSPS) through July 1, 2025.
The Division filed a proposed NESHAP amendment to the administrative regulation 401 KAR 63:002 with the Legislative Research Commission. This update includes amendments to the National Emission Standards for Hazardous Air Pollutants (NESHAP) through July 1, 2025.
Dec. 14, 2020
The Division filed a proposed amendment to the administrative regulation 401 KAR 60:005 with the Legislative Research Commission. The NSPS final version became effective on June 3, 2021.
The Division filed a proposed amendment to the administrative regulation 401 KAR 63:002 with the Legislative Research Commission. The NESHAP final version became effective on June 3, 2021.
Air Emission Fees
May 14, 2024
The Division filed a proposed air emission fees amendment to the administrative regulation 401 KAR 50:038 with the Legislative Research Commission. This amendment was not finalized and was withdrawn from consideration on November 8, 2024.
Attainment Status Designations
June 15, 2023
The Division filed a proposed amendment to the administrative regulation 401 KAR 51:010 with the Legislative Research Commission. The attainment status designations final version became effective on November 16, 2023.
Jan. 14, 2022
The Division filed a proposed amendment to the administrative regulation 401 KAR 51:010 with the Legislative Research Commission.
Asbestos
Mar. 15, 2023
The Division filed a proposed amendment to the administrative regulation 401 KAR 58:040 with the Legislative Research Commission. The asbestos final version became effective on July 20, 2023.
Municipal Solid Waste Landfills
Mar. 15, 2021
The Division filed a proposed amendment to the administrative regulation 401 KAR 61:036 with the Legislative Research Commission. The municipal solid waste landfills final version became effective on June 3, 2021.