# National Emission Standards for Hazardous Air Pollutants From Coal- and Oil-Fired Electric Utility Steam Generating Units and Standards of Performance for Fossil-Fuel-Fired Electric Utility, Industrial-Commercial-Institutional, and Small Industrial-Commercial-Institutional Steam Generating Units: Notice of Partial Stay
> **Rule** · Partial stay of effectiveness of final rule. · Published 2012-08-02 · Effective 2012-02-16 · 77 FR 45967
## Document
- **Document number:** 2012-18871
- **Category:** air-emissions
- **Federal Register citation:** 77 FR 45967
- **CFR reference:** 40 CFR 63
- **Publication date:** 2012-08-02
- **Effective date:** 2012-02-16
- **EPA docket:** EPA-HQ-OAR-2009-0234
## Abstract

This action stays the effectiveness of national new source emission standards for hazardous air pollutants from coal- and oil- fired electric utility steam generating units issued pursuant to Clean Air Act section 112 that were published in the Federal Register on February 16, 2012 (77 FR 9304).

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2012/08/02/2012-18871/national-emission-standards-for-hazardous-air-pollutants-from-coal--and-oil-fired-electric-utility)
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