July 2023
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New EPA Rule Removes Emergency Defense Waiver in Title V Air Permits
On July 21, 2023, the Environmental Protection Agency published a final rule eliminating an affirmative defense for Clean Air Act permit emissions violations caused by “emergency” circumstances. “Major sources” (i.e. sources with actual or potential emissions above certain emission thresholds) are required under Title V of the Clean Air Act to obtain operating permits. When… Continue reading