# Approval and Promulgation of Air Quality Implementation Plans; Pennsylvania: Transportation Conformity Requirement
> **Rule** · Direct final rule. · Published 2009-04-29 · Effective 2009-06-29 · 74 FR 19451
## Document
- **Document number:** E9-9846
- **Category:** air-emissions
- **Federal Register citation:** 74 FR 19451
- **CFR reference:** 40 CFR 52
- **Publication date:** 2009-04-29
- **Effective date:** 2009-06-29
- **State:** PA
- **EPA docket:** EPA-R03-OAR-2008-0898
## Abstract

EPA is taking direct final action to approve revisions to the Pennsylvania State Implementation Plan (SIP) submitted by the Commonwealth of Pennsylvania. The revisions establish State transportation conformity requirements. EPA is approving these revisions in accordance with the requirements of the Clean Air Act.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2009/04/29/E9-9846/approval-and-promulgation-of-air-quality-implementation-plans-pennsylvania-transportation-conformity)
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