# Revisions to the California State Implementation Plan, San Joaquin Valley Unified Air Pollution Control District
> **Rule** · Final rule. · Published 2012-11-06 · Effective 2012-12-06 · 77 FR 66548
## Document
- **Document number:** 2012-26779
- **Category:** air-emissions
- **Federal Register citation:** 77 FR 66548
- **CFR reference:** 40 CFR 52
- **Publication date:** 2012-11-06
- **Effective date:** 2012-12-06
- **State:** CA
- **EPA docket:** EPA-R09-OAR-2012-0266
## Abstract

EPA is approving revisions to the San Joaquin Valley Unified Air Pollution Control District (SJVUAPCD) portion of the California State Implementation Plan (SIP). This action was proposed in the Federal Register on April 26, 2012 and concerns oxides of nitrogen (NO<INF>X</INF>) from solid fuel fired boilers. We are approving a local rule that regulates these emission sources under the Clean Air Act (CAA or the Act).

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2012/11/06/2012-26779/revisions-to-the-california-state-implementation-plan-san-joaquin-valley-unified-air-pollution)
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