Home → Air Quality → Permits, Licenses, Certifications
Air Permits, Licenses, Certifications
The Maine Department of Environmental Protection licenses air emission sources throughout the state. Licensing staff are available to answer licensing questions. Below is information on obtaining an air emission license and resources such as lists of currently licensed sources. For more information, contact Eric Kennedy (207)287-5412
Minor Sources Applications & Guidance - Download license applications and guidance documents.
- List of Minor Source Licenses - View a list of minor source licenses; download finalized minor source licenses.
Major Sources Applications & Guidance - Download license applications and guidance documents.
- List of Major Source Licenses - View a list of current major sources; download finalized major source licenses.
General Permits
Download applications and guidance documents.
- NonMetallic Mineral Processing Plants (Rock Crushers) Chapter 149
- Concrete Batch Plants Chapter 164
- Class IV-A Incinerators Chapter 165
Compliance Tool
Use DEP’s Self-Assessment Compliance Tool to Determine Air Emission License/Regulation Applicability for Boat Building and Repair Production Activities.
Certifications, Registrations
- Smaller Scale Electric Generating Resources - Download registration form and rule Chapter 148.
- Tax Exemption Certification - Download applications and guidance documents.
- Air Emissions License Surrender Form (fill inPDF)
- Dry Cleaner Registration Form (fill in PDF)
