# Approval and Promulgation of Air Quality Implementation Plans; State of Maryland; Revised Definition of Volatile Organic Compounds
> **Rule** · Direct final rule. · Published 2006-03-31 · Effective 2006-05-30 · 71 FR 16239
## Document
- **Document number:** 06-3107
- **Category:** air-emissions
- **Federal Register citation:** 71 FR 16239
- **CFR reference:** 40 CFR 52
- **Publication date:** 2006-03-31
- **Effective date:** 2006-05-30
- **State:** MD
- **EPA docket:** EPA-R03-OAR-2006-0151
## Abstract

EPA is taking direct final action on revisions to the Maryland State Implementation Plan (SIP) submitted by the Maryland Department of Environment (MDE). The revisions update the SIP's reference to the EPA definition of volatile organic compounds (VOC). EPA is approving these revisions to the State of Maryland's SIP in accordance with the requirements of the Clean Air Act.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2006/03/31/06-3107/approval-and-promulgation-of-air-quality-implementation-plans-state-of-maryland-revised-definition)
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