# Revisions to the California State Implementation Plan, Imperial County Air Pollution Control District (ICAPCD)
> **Rule** · Final rule. · Published 2011-05-09 · Effective 2011-06-08 · 76 FR 26615
## Document
- **Document number:** 2011-11125
- **Category:** air-emissions
- **Federal Register citation:** 76 FR 26615
- **CFR reference:** 40 CFR 52
- **Publication date:** 2011-05-09
- **Effective date:** 2011-06-08
- **State:** CA
- **EPA docket:** EPA-R09-OAR-2007-1073
## Abstract

EPA is finalizing approval of revisions to the Imperial County Air Pollution Control District portion of the California State Implementation Plan (SIP). These revisions were proposed in the Federal Register on February 9, 2011 and concern New Source Review (NSR) permitting requirements and exemptions for various air pollution sources. We are approving local rules that regulate these emission sources under the Clean Air Act as amended in 1990 (CAA or the Act).

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2011/05/09/2011-11125/revisions-to-the-california-state-implementation-plan-imperial-county-air-pollution-control-district)
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