# Approval and Promulgation of Air Quality Implementation Plans; Virginia; Amendments to the Ambient Air Quality Standards
> **Rule** · Final rule. · Published 2006-03-03 · Effective 2006-04-03 · 71 FR 10842
## Document
- **Document number:** 06-1944
- **Category:** air-emissions
- **Federal Register citation:** 71 FR 10842
- **CFR reference:** 40 CFR 52
- **Publication date:** 2006-03-03
- **Effective date:** 2006-04-03
- **State:** VA
- **EPA docket:** EPA-R03-OAR-2005-VA-0016
## Abstract

EPA is approving a State Implementation Plan (SIP) revision submitted by the Commonwealth of Virginia. This revision pertains to the amendments of the Commonwealth's existing ambient air quality standards. EPA is approving this SIP revision in accordance with the Clean Air Act (CAA or Act).

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2006/03/03/06-1944/approval-and-promulgation-of-air-quality-implementation-plans-virginia-amendments-to-the-ambient-air)
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