# Air Quality Plans; California; Tehama County Air Pollution Control District; New Source Review
> **Rule** · Final rule. · Published 2025-05-08 · Effective 2025-06-09 · 90 FR 19426
## Document
- **Document number:** 2025-08087
- **Category:** air-emissions
- **Federal Register citation:** 90 FR 19426
- **CFR reference:** 40 CFR 52
- **Publication date:** 2025-05-08
- **Effective date:** 2025-06-09
- **State:** CA
- **EPA docket:** EPA-R09-OAR-2022-0526
## Abstract

The Environmental Protection Agency (EPA) is taking final action to approve a revision to the Tehama County Air Pollution Control District's (TCAPCD or "District") portion of the California State Implementation Plan (SIP). This revision governs the District's issuance of permits for stationary sources and focuses on the preconstruction review and permitting of major sources and major modifications under part D of title I of the Clean Air Act (CAA or "the Act").

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2025/05/08/2025-08087/air-quality-plans-california-tehama-county-air-pollution-control-district-new-source-review)
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