Opportunity
Federal Register #2026-22164
EPA announces Clean Air Act applicability determinations and six alternative test method approvals
Buyer
Environmental Protection Agency
Posted
October 30, 2026
Identifier
2026-22164
The U.S. Environmental Protection Agency (EPA) is announcing Clean Air Act compliance determinations and alternative test method approvals. - Government buyer: Environmental Protection Agency (EPA); no specific sub-agency or office is identified. - What is announced: Applicability determinations, regulatory interpretations, alternative monitoring decisions, and related responses concerning stationary-source compliance under the Clean Air Act. - Regulations covered: New Source Performance Standards (NSPS), National Emission Standards for Hazardous Air Pollutants (NESHAP), and requirements for existing sources. The determinations are posted on the CAA Section 111, 112, and 129 Applicability Determination Dashboard. - Alternative test methods: Six broadly applicable approvals supporting NSPS and NESHAP compliance. - Procurement scope: This is an informational notice, not a request to purchase products or services. No OEMs, vendors, products, quantities, or part numbers are identified.
Description
The EPA announces the availability of applicability determinations, regulatory interpretations, alternative monitoring, and other determinations made from June 2025 to July 2026 concerning compliance with Clean Air Act stationary source programs. The decisions cover New Source Performance Standards, National Emission Standards for Hazardous Air Pollutants, and requirements for existing sources, and are posted on the CAA Section 111, 112, and 129 Applicability Determination Dashboard. The notice also announces six broadly applicable alternative test method approvals made in 2022, 2024, and 2025 in support of the NSPS and NESHAP.