# Water Quality Standards Regulatory Revisions To Protect Tribal Reserved Rights
> **Rule** · Final rule. · Published 2024-05-02 · Effective 2024-06-03 · 89 FR 35717
## Document
- **Document number:** 2024-09427
- **Category:** water-quality
- **Federal Register citation:** 89 FR 35717
- **CFR reference:** 40 CFR 131
- **Publication date:** 2024-05-02
- **Effective date:** 2024-06-03
- **EPA docket:** EPA-HQ-OW-2021-0791
## Abstract

The U.S. Environmental Protection Agency (EPA) is finalizing revisions to the Clean Water Act (CWA) water quality standards (WQS) regulation to add requirements for states establishing WQS in waters where Tribes hold and assert rights to CWA-protected aquatic and aquatic-dependent resources reserved through treaties, statutes, or Executive orders.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2024/05/02/2024-09427/water-quality-standards-regulatory-revisions-to-protect-tribal-reserved-rights)
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