Information to help you determine if your business requires an air permit, and guidance documents to complete a permit application.
Click here for the "Does My Business Need an Air Permit?" guidebook
What should your Air Permit application include? These industry specific guides will help you complete a thorough and correct application:
Aggregate Processing PlantBoilerConcrete BatchDiesel GeneratorGasolint Bulk Plant or TerminalGrain ElevatorHuman & Companion Animal/Pet Crematory
EPA Permit Portal - Allows you to search for existing permit information and pending applications on the Illinois EPA "Permit Portal"