# Approval and Promulgation of Implementation Plans; State of Missouri
> **Rule** · Direct final rule. · Published 2005-02-02 · Effective 2005-04-04 · 70 FR 5377
## Document
- **Document number:** 05-1993
- **Category:** air-emissions
- **Federal Register citation:** 70 FR 5377
- **CFR reference:** 40 CFR 52
- **Publication date:** 2005-02-02
- **Effective date:** 2005-04-04
- **State:** MO
- **EPA docket:** R07-OAR-2004-MO-0005
## Abstract

EPA is approving a State Implementation Plan (SIP) revision submitted by the State of Missouri. This approval pertains to revisions to the State's rule which add vapor line requirements necessary to achieve Stage I vapor recovery for air quality benefits. The effect of this approval is to ensure Federal enforceability of the State air program rules and to maintain consistency between the State-adopted rules and the approved SIP.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2005/02/02/05-1993/approval-and-promulgation-of-implementation-plans-state-of-missouri)
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