# Approval and Promulgation of Implementation Plans; ID
> **Rule** · Final rule. · Published 2011-06-09 · Effective 2011-07-11 · 76 FR 33651
## Document
- **Document number:** 2011-14204
- **Category:** other
- **Federal Register citation:** 76 FR 33651
- **CFR reference:** 40 CFR 52
- **Publication date:** 2011-06-09
- **Effective date:** 2011-07-11
- **EPA docket:** EPA-R10-OAR-2007-0406, FRL-9316-7
## Abstract

EPA is approving revisions to the Idaho State Implementation Plan (SIP) that were submitted to EPA by the State of Idaho on April 16, 2007. This SIP submittal includes new and revised rules which provide the Idaho Department of Environmental Quality (IDEQ) the regulatory authority to address regional haze and to implement Best Available Retrofit Technology (BART) requirements.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2011/06/09/2011-14204/approval-and-promulgation-of-implementation-plans-id)
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