Air Plan Approval; Alabama; Administrative Corrections and VOC Definition

Environmental Protection Agency (EPA).

The Environmental Protection Agency (EPA) is approving a State Implementation Plan (SIP) revision submitted by the State of Alabama, through the Alabama Department of Environmental Management (ADEM) on December 20, 2023. The revision modifies the State's air quality regulations as incorporated into the SIP by changing the definition of “volatile organic compounds” (VOC) to be consistent with federal regulations. The revision also addresses typographical errors and increases clarity and consistency with EPA's definitions and Alabama's Legislative Services Agency requirements.

This rule is effective June 9, 2025.

EPA has established a docket for this action under Docket Identification No. EPA-R04-OAR-2024-0174. All documents in the docket are listed on the regulations.gov website. Although listed in the index, some information may not be publicly available, i.e., Confidential Business Information or other information whose disclosure is restricted by statute. Certain other material, such as copyrighted material, is not placed on the internet and will be publicly available only in hard copy form. Publicly available docket materials are available either electronically through www.regulations.gov or in hard copy at the Air Regulatory Management Section, Air Planning and Implementation Branch, Air and Radiation Division, U.S. Environmental Protection Agency, Region 4, 61 Forsyth Street SW, Atlanta, Georgia 30303-8960. EPA requests that, if at all possible, you contact the person listed in the FOR FURTHER INFORMATION CONTACT section to schedule your inspection. The Regional Office's official hours of business are Monday through Friday 8:30 a.m. to 4:30 p.m., excluding Federal holidays.