# Approval and Promulgation of Implementation Plans; Mississippi
> **Rule** · — · Published 2008-05-22 · 73 FR 29691
## Document
- **Document number:** E8-11526
- **Category:** other
- **Federal Register citation:** 73 FR 29691
- **CFR reference:** 40 CFR 52
- **Publication date:** 2008-05-22
- **State:** MS
## Source
- [Federal Register document](https://www.federalregister.gov/documents/2008/05/22/E8-11526/approval-and-promulgation-of-implementation-plans-mississippi)
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