# Delegation of National Emission Standards for Hazardous Air Pollutants for Source Categories; State of Arizona; Pima County Department of Environmental Quality; State of Nevada; Nevada Division of Environmental Protection
> **Rule** · Direct final rule. · Published 2005-07-08 · Effective 2005-09-06 · 70 FR 39426
## Document
- **Document number:** 05-13485
- **Category:** air-emissions
- **Federal Register citation:** 70 FR 39426
- **CFR reference:** 40 CFR 63
- **Publication date:** 2005-07-08
- **Effective date:** 2005-09-06
- **State:** AZ
- **EPA docket:** AZ-NESHAPS-131a
## Abstract

EPA is amending certain regulations to reflect the current delegation status of national emission standards for hazardous air pollutants (NESHAPs) in Arizona and Nevada. Several NESHAPs were delegated to the Pima County Department of Environmental Quality on December 28, 2004, and to the Nevada Division of Environmental Protection on April 15, 2005. 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/2005/07/08/05-13485/delegation-of-national-emission-standards-for-hazardous-air-pollutants-for-source-categories-state)
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