States, Industry Renew Suit To Preserve Startup, Malfunction Air Waivers

States and industry groups opposed to the EPA policy banning air emissions exemptions for facilities during periods of startup, shutdown or malfunction (SSM) are again pressing their case against an Obama-era rule that seeks to remove such waivers from state air plans, after the Biden EPA said it will enforce the measure that Trump officials had stalled. SSM exemptions are a key bone of contention between environmentalists and the Biden EPA, on the one hand, and industry groups and allied...