# Delegation of National Emission Standards for Hazardous Air Pollutants for Source Categories; State of Arizona; Maricopa County Air Quality Department; State of California; San Joaquin Valley Unified Air Pollution Control District; State of Nevada; Nevada Division of Environmental Protection
> **Rule** · Direct final rule. · Published 2006-06-28 · Effective 2006-08-28 · 71 FR 36678
## Document
- **Document number:** 06-5841
- **Category:** air-emissions
- **Federal Register citation:** 71 FR 36678
- **CFR reference:** 40 CFR 63
- **Publication date:** 2006-06-28
- **Effective date:** 2006-08-28
- **State:** AZ
- **EPA docket:** EPA-R09-OAR-2006-0496
## Abstract

EPA is amending certain regulations to reflect the current delegation status of national emission standards for hazardous air pollutants (NESHAPs) in Arizona, California, and Nevada. Several NESHAPs were delegated to the Maricopa County Air Quality Department on May 16, 2006, to the San Joaquin Valley Unified Air Pollution Control District on October 31, 2005, and to the Nevada Division of Environmental Protection on May 9, 2006. The purpose of this action is to update the listing in the Code of Federal Regulations.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2006/06/28/06-5841/delegation-of-national-emission-standards-for-hazardous-air-pollutants-for-source-categories-state)
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