# Approval and Promulgation of Implementation Plans; Revisions to the California State Implementation Plan; San Francisco Bay Area
> **Rule** · Direct final rule. · Published 2007-10-12 · Effective 2007-12-11 · 72 FR 58013
## Document
- **Document number:** E7-20059
- **Category:** air-emissions
- **Federal Register citation:** 72 FR 58013
- **CFR reference:** 40 CFR 52
- **Publication date:** 2007-10-12
- **Effective date:** 2007-12-11
- **State:** CA
- **EPA docket:** EPA-R09-OAR-2007-0657
## Abstract

EPA is taking direct final action under the Clean Air Act to approve a revision to the San Francisco Bay Area portion of the California State Implementation Plan (SIP). This revision consists of transportation conformity criteria and procedures related to interagency consultation and enforceability of certain transportation- related control measures and mitigation measures. The intended effect is to update the transportation conformity criteria and procedures in the applicable SIP.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2007/10/12/E7-20059/approval-and-promulgation-of-implementation-plans-revisions-to-the-california-state-implementation)
---
*AI Analytics · CC0 1.0*