# Approval and Promulgation of Air Quality Implementation Plans; Wisconsin; Prevention of Significant Deterioration
> **Rule** · Direct final rule. · Published 2007-04-12 · Effective 2007-06-11 · 72 FR 18391
## Document
- **Document number:** E7-6727
- **Category:** air-emissions
- **Federal Register citation:** 72 FR 18391
- **CFR reference:** 40 CFR 52
- **Publication date:** 2007-04-12
- **Effective date:** 2007-06-11
- **State:** WI
- **EPA docket:** EPA-R05-OAR-2006-0779
## Abstract

EPA is revising the Code of Federal Regulations (CFR) to give the Wisconsin Department of Natural Resources (WDNR) full regulatory responsibility for EPA-issued Prevention of Significant Deterioration (PSD) permits. WDNR has the necessary state legislative authority to take responsibility for the permits, and has demonstrated that it has adequate resources to maintain oversight of these permits.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2007/04/12/E7-6727/approval-and-promulgation-of-air-quality-implementation-plans-wisconsin-prevention-of-significant)
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