# Air Plan Approval; Pennsylvania; Emissions Statement Rule Certification for the 2015 Ozone National Ambient Air Quality Standard
> **Rule** · Final rule. · Published 2021-08-25 · Effective 2021-09-24 · 86 FR 47391
## Document
- **Document number:** 2021-18159
- **Category:** air-emissions
- **Federal Register citation:** 86 FR 47391
- **CFR reference:** 40 CFR 52
- **Publication date:** 2021-08-25
- **Effective date:** 2021-09-24
- **State:** PA
- **EPA docket:** EPA-R03-OAR-2020-0706
## Abstract

The Environmental Protection Agency (EPA) is approving a state implementation plan (SIP) revision formally submitted by the Commonwealth of Pennsylvania. This revision fulfills Pennsylvania's emissions statement requirement for the 2015 ozone national ambient air quality standard (NAAQS). This action is being taken under the Clean Air Act (CAA).

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2021/08/25/2021-18159/air-plan-approval-pennsylvania-emissions-statement-rule-certification-for-the-2015-ozone-national)
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