# Approval and Promulgation of State Implementation Plans: Idaho
> **Rule** · Direct final rule. · Published 2001-04-17 · Effective 2001-06-18 · 66 FR 19722
## Document
- **Document number:** 01-9353
- **Category:** other
- **Federal Register citation:** 66 FR 19722
- **CFR reference:** 40 CFR 52
- **Publication date:** 2001-04-17
- **Effective date:** 2001-06-18
- **State:** ID
- **EPA docket:** ID-01-01
## Abstract

The Environmental Protection Agency (EPA) approves revisions to Idaho's State Implementation Plan (SIP) relating to permit requirements for new major facilities or major modifications in the former PM-10 Northern Ada County nonattainment area. These revisions were submitted to EPA on February 9, 2001, by the Director of the Idaho Department of Environmental Quality (DEQ).

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2001/04/17/01-9353/approval-and-promulgation-of-state-implementation-plans-idaho)
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