# Fort Peck Assiniboine and Sioux Tribes in Montana; Underground Injection Control (UIC) Program; Primacy Approval and Minor Revisions
> **Rule** · Final rule. · Published 2008-10-27 · Effective 2008-11-26 · 73 FR 63639
## Document
- **Document number:** E8-25317
- **Category:** water-quality
- **Federal Register citation:** 73 FR 63639
- **CFR reference:** 40 CFR 147
- **Publication date:** 2008-10-27
- **Effective date:** 2008-11-26
- **State:** MT
- **EPA docket:** EPA-R08-OW-2007-0153
## Abstract

EPA is approving an application from the Fort Peck Assiniboine and Sioux Tribes in Montana under section 1425 of the Safe Drinking Water Act (SDWA) to implement an underground injection control (UIC) program for Class II (oil and gas-related) injection wells. EPA is also revising regulations that are not specific to the Fort Peck Tribes' application.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2008/10/27/E8-25317/fort-peck-assiniboine-and-sioux-tribes-in-montana-underground-injection-control-uic-program-primacy)
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