Data / Federal rules / 2026-15363

Operating Permit Program Approval; New Hampshire; Revised Definitions

The Environmental Protection Agency published this final rule in the Federal Register on July 30, 2026. It took effect on August 31, 2026.

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What the agency says

The Environmental Protection Agency (EPA) approves revisions to the State of New Hampshire's Clean Air Act (CAA) title V operating permit program. These revisions amend the definitions of "hazardous air pollutant" and "regulated air pollutant" in New Hampshire regulations to remain consistent with Federal permitting and air toxics requirements in accordance with the CAA.

Key facts

Document number: 2026-15363
Type: Final rule
Action: Final rule
Agency: Environmental Protection Agency
Published: July 30, 2026
Takes effect: August 31, 2026
Dates: This rule is effective on August 31, 2026.
Docket: EPA-R01-OAR-2025-1608; FRL-13018-02-R1
Code of Federal Regulations: 40 CFR 70
Topics: Acid rain; Administrative practice and procedure; Air pollution control; Environmental protection; Hazardous substances; Intergovernmental relations; Licensing and registration; Reporting and recordkeeping requirements
Pages: 2

The document on federalregister.gov PDF

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Everything from the Environmental Protection Agency · Rules on acid rain · Rules on administrative practice and procedure · Rules on air pollution control · Published in July 2026

Read from the Federal Register API, last updated 2026-10-23. The document on federalregister.gov is the official record; dates and dockets can change through later corrections. Free to reuse with credit to SpecStream under CC BY 4.0.