# Approval and Promulgation of Maintenance Plan and Designation of Area for Air Quality Planning Purposes for Carbon Monoxide; State of Arizona
> **Rule** · Final rule; correction. · Published 2000-08-21 · Effective 2000-08-21 · 65 FR 50651
## Document
- **Document number:** 00-21079
- **Category:** air-emissions
- **Federal Register citation:** 65 FR 50651
- **CFR reference:** 40 CFR 52
- **Publication date:** 2000-08-21
- **Effective date:** 2000-08-21
- **State:** AZ
- **EPA docket:** AZ072-0085C
## Abstract

This action corrects a final rule that was published in the Federal Register on June 8, 2000 approving the request of Arizona for the redesignation of the Tucson Air Planning Area to attainment for the carbon monoxide National Ambient Air Quality Standard and for approval of a maintenance plan.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2000/08/21/00-21079/approval-and-promulgation-of-maintenance-plan-and-designation-of-area-for-air-quality-planning)
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