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Proposed Rule

Air Plan Approval; Indiana; Regional Haze Plan for the Second Implementation Period; Extension of Comment Period

Proposed rule; extension of public comment period.

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Summary:

The Environmental Protection Agency (EPA) is extending the comment period for a proposed rule published on June 18, 2025. The current comment period for the proposed rule was scheduled to close on July 18, 2025. EPA is extending the comment period for the proposed action by 30 days to August 18, 2025.

Key Dates
Citation: 90 FR 31923
The comment period for the proposed rule published in the Federal Register on June 18, 2025, at 90 FR 25944 is extended. Comments now must be received on or before August 18, 2025.
Comments closed: August 18, 2025
Public Participation
17 comments 65 supporting docs
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Document Details

Document Number2025-13325
FR Citation90 FR 31923
TypeProposed Rule
PublishedJul 16, 2025
Effective DateJun 18, 2025
RIN-
Docket IDEPA-R05-OAR-2021-0963
Pages31923–31924 (2 pages)
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Related Documents (by RIN/Docket)

Doc #TypeTitlePublished
2026-01406 Final Rule Air Plan Approval; Indiana; Regional Haz... Jan 26, 2026
2025-11259 Proposed Rule Air Plan Approval; Indiana; Regional Haz... Jun 18, 2025

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