Proposed rule · 2025-13325

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

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.