# Approval and Promulgation of Implementation Plans; Washington; Puget Sound Clean Air Agency, Regulation I
> **Rule** · Final rule. · Published 2020-04-22 · Effective 2020-05-22 · 85 FR 22355
## Document
- **Document number:** 2020-08124
- **Category:** other
- **Federal Register citation:** 85 FR 22355
- **CFR reference:** 40 CFR 52
- **Publication date:** 2020-04-22
- **Effective date:** 2020-05-22
- **State:** WA
- **EPA docket:** EPA-R10-OAR-2019-0710, FRL-10007-31-Region 10
## Abstract

The Environmental Protection Agency (EPA) is approving revisions to the Washington State Implementation Plan (SIP) that were submitted by the Washington Department of Ecology (Ecology) in coordination with the Puget Sound Clean Air Agency (PSCAA). This action updates certain PSCAA regulations currently in the SIP, removes obsolete regulations, and approves a subset of updated Ecology regulations to apply in PSCAA's jurisdiction.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2020/04/22/2020-08124/approval-and-promulgation-of-implementation-plans-washington-puget-sound-clean-air-agency-regulation)
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