Obtaining a Permit

Businesses may be required to apply for and obtain a Permit to Install (PTI) or a Permit to Install and Operate (PTIO) prior to installing a new emissions unit.

Issued Permits

Information regarding air permits that have been issued in Butler, Clermont, Clinton, Hamilton, and Warren counties is available through a variety of online resources. 


A goal of the Agency enforcement program is to bring facilities back into compliance to ensure that public health, safety and the environment are protected. Enforcement actions occur when an individual, or a facility owner/operator, is not in compliance with air quality requirements and formal action is necessary to establish a plan to attain and maintain compliance.

Permitting FAQs

Open Burning

Open burning is any set outdoor fire that does not vent to a chimney or stack. Protect yourself, your neighbors and your wallet by knowing what you can burn and where.