# Approval and Promulgation of Air Quality Implementation Plans; Maryland; Visible Emissions and Open Fire Amendments
> **Rule** · Direct final rule. · Published 2002-06-11 · Effective 2002-08-12 · 67 FR 39856
## Document
- **Document number:** 02-14491
- **Category:** air-emissions
- **Federal Register citation:** 67 FR 39856
- **CFR reference:** 40 CFR 52
- **Publication date:** 2002-06-11
- **Effective date:** 2002-08-12
- **State:** MD
- **EPA docket:** MD062-3087a
## Abstract

EPA is taking direct final action on revisions to the Maryland State Implementation Plan (SIP). These revisions establish the exemption of certain intermittent visible emissions (VE) at Federal facilities, amend open burning distance limitations, and establish specific requirements for safety determinations at Federal facilities. EPA is fully approving these revisions in accordance with the requirements of the Clean Air Act (CAA).

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2002/06/11/02-14491/approval-and-promulgation-of-air-quality-implementation-plans-maryland-visible-emissions-and-open)
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