# Approval of Iowa's Air Quality Implementation Plans; Polk County Board of Health Rules and Regulations, Chapter V, Revisions
> **Rule** · Final rule. · Published 2016-07-11 · Effective 2016-08-10 · 81 FR 44795
## Document
- **Document number:** 2016-16262
- **Category:** air-emissions
- **Federal Register citation:** 81 FR 44795
- **CFR reference:** 40 CFR 52
- **Publication date:** 2016-07-11
- **Effective date:** 2016-08-10
- **State:** IA
- **EPA docket:** EPA-R07-OAR-2016-0045
## Abstract

The Environmental Protection Agency (EPA) is taking final action to approve a revision submitted by the State of Iowa. The purpose of these revisions is to update the Polk County Board of Health Rules and Regulations, Chapter V, Air Pollution. This final action will reflect updates to the Iowa's statewide rules previously approved by EPA and will ensure consistency between applicable local agency rules and Federally-approved rules.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2016/07/11/2016-16262/approval-of-iowas-air-quality-implementation-plans-polk-county-board-of-health-rules-and-regulations)
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