# Approval and Promulgation of State Implementation Plans; State of Iowa
> **Rule** · Direct final rule. · Published 2003-10-08 · Effective 2003-12-08 · 68 FR 58019
## Document
- **Document number:** 03-25396
- **Category:** other
- **Federal Register citation:** 68 FR 58019
- **CFR reference:** 40 CFR 52
- **Publication date:** 2003-10-08
- **Effective date:** 2003-12-08
- **State:** IA
- **EPA docket:** IA 187-1187a
## Abstract

EPA is taking final action to approve a revision to the State Implementation Plan (SIP) submitted by the State of Iowa. The purpose of this revision is to update the 1998 and 2000 Polk County Board of Health Rules and Regulations, Air Pollution, Chapter V. These revisions will help to ensure consistency between the applicable local agency rules and Federally-approved rules, and ensure Federal enforceability of the applicable parts of the local agency air programs.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2003/10/08/03-25396/approval-and-promulgation-of-state-implementation-plans-state-of-iowa)
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