# Air Plan Approval; North Carolina; Mecklenburg: Source Testing
> **Rule** · Final rule. · Published 2022-01-25 · Effective 2022-02-24 · 87 FR 3663
## Document
- **Document number:** 2022-01302
- **Category:** air-emissions
- **Federal Register citation:** 87 FR 3663
- **CFR reference:** 40 CFR 52
- **Publication date:** 2022-01-25
- **Effective date:** 2022-02-24
- **State:** NC
- **EPA docket:** EPA-R04-OAR-2021-0033
## Abstract

The Environmental Protection Agency (EPA) is finalizing approval of a State Implementation Plan (SIP) revision to the Mecklenburg County portion of the North Carolina SIP, hereinafter referred to as the Mecklenburg County Local Implementation Plan (LIP). The revision was submitted through the North Carolina Division of Air Quality (NCDAQ), on behalf of Mecklenburg County Air Pollution Control (MCAQ), via a letter dated April 24, 2020, which was received by EPA on June 19, 2020. This SIP revision includes changes to Mecklenburg County Air Pollution Control Ordinance (MCAPCO) rules incorporated into the LIP regarding performance testing for stationary sources of air pollution. EPA is approving these changes pursuant to the Clean Air Act (CAA or Act).

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2022/01/25/2022-01302/air-plan-approval-north-carolina-mecklenburg-source-testing)
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