Environmental Protection Agency
This document announces the availability of applicability determinations, alternative monitoring decisions, and regulatory interpretations made by the Environmental Protection Agency (EPA) with regard to the New Source Performance Standards (NSPS); the National Emission Standards for Hazardous Air Pollutants (NESHAP); the Emission Guidelines and Federal Plan Requirements for existing sources; and/or the Stratospheric Ozone Protection Program.
Document Headings Document headings vary by document type but may contain the following: the agency or agencies that issued and signed a document the number of the CFR title and the number of each part the document amends, proposes to amend, or is directly related to the agency docket number / agency internal file number the RIN which identifies each regulatory action listed in the Unified Agenda of Federal Regulatory and Deregulatory Actions See the Document Drafting Handbook for more details. Environmental Protection Agency [EPA-HQ-OAR-2025-0486; FRL-12870-01-OAR] AGENCY: Environmental Protection Agency (EPA). ACTION: Notice of availability. SUMMARY: This document announces the availability of applicability determinations, alternative monitoring decisions, and regulatory interpretations made by the Environmental Protection Agency (EPA) with regard to the New Source Performance Standards (NSPS); the National Emission Standards for Hazardous Air Pollutants (NESHAP); the Emission Guidelines and Federal Plan Requirements for existing sources; and/or the Stratospheric Ozone Protection Program. FOR FURTHER INFORMATION CONTACT: For questions about the Clean Air Act (CAA) section 111, 112, and 129 Dashboard or this document, contact Diana Felix, Air Quality Policy Division, Operating Permits Group; telephone number: (919) 541-7627; email address: felix.diana@epa.gov . An electronic copy of each complete document posted on the CAA section 111, 112, and 129 Dashboard, which contains determinations signed after May 2019, is available on the internet through the Resources and Guidance Documents for Compliance Assistance page of the CAA Compliance Monitoring website under “Air” at: https://www.epa.gov/​complying-air-emissions-standards-stationary-sources/​epa-determinations-compliance-and . All previously issued responses are posted on the Applicability Determination Index (ADI) data system available on the internet through the Resources and Guidance Do…
Citation: 90 FR 51312
