# Air Plan Partial Approval and Partial Disapproval; North Dakota; Regional Haze State Implementation Plan for the Second Implementation Period
> **Rule** · Final rule. · Published 2024-12-02 · Effective 2025-01-02 · 89 FR 95126
## Document
- **Document number:** 2024-27940
- **Category:** air-emissions
- **Federal Register citation:** 89 FR 95126
- **CFR reference:** 40 CFR 52
- **Publication date:** 2024-12-02
- **Effective date:** 2025-01-02
- **State:** ND
- **EPA docket:** EPA-R08-OAR-2023-0495
## Abstract

The Environmental Protection Agency (EPA) is partially approving and partially disapproving a regional haze state implementation plan (SIP) revision submitted by the State of North Dakota on August 11, 2022 (North Dakota's 2022 SIP submission) to address applicable requirements under the Clean Air Act (CAA) and the EPA's Regional Haze Rule (RHR) for the regional haze program's second implementation period. The EPA is taking this action pursuant to the CAA.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2024/12/02/2024-27940/air-plan-partial-approval-and-partial-disapproval-north-dakota-regional-haze-state-implementation)
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