EPAFinal Rule
State Implementation Plan: Due Date for the Regional Haze Third Implementation Period
EnvironmentEnergy
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Summary
This EPA rule sets a deadline for states to submit plans showing how they will reduce air pollution that causes haze in scenic areas like national parks and wilderness areas. The rule is part of a long-term effort to improve air quality and visibility so people can enjoy outdoor views without pollution getting in the way.
Key Points
- 1States must submit updated air quality improvement plans by a specific deadline to address regional haze pollution
- 2The rule focuses on making the air clearer in protected scenic areas, particularly national parks and wilderness regions
- 3This is the third phase of a multi-decade program requiring states to gradually reduce air pollution over time
- 4States must show they are controlling major pollution sources like power plants and industrial facilities
- 5If states don't comply, the EPA can impose stricter pollution controls or withhold federal highway funding
Key Dates
Published
January 6, 2026
This summary is for informational purposes only. It may not capture all nuances of the regulation. Always refer to the official text for authoritative information.
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