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Air Home > Programs > Licensing

Air Emission Licensing

The Licensing section of the Air Bureau writes air emission licenses smoke stacks for air emission sources throughout the state. Licensing staff are also available to answer licensing questions. The following links provide information on how to obtain an air emission license, and resources such as lists of currently licensed sources and links to current licenses.

Frequently Asked Questions (FAQs) Help in determining if your facility requires an air emission license.

General Guidance Guidance documents used in the licensing process.

Minor Sources Applications & Guidance (Chapter 115 Sources) Download license applications and guidance documents.

List of Minor Source Licenses View a list of minor source licenses (large page, be patient while loading).

Major Sources Applications & Guidance (Chapter 140 Sources/Title V) Download license applications and guidance documents.

List of Major Source Licenses View a list of current major sources; download finalized Title V Licenses.

NonMetallic Mineral Processing Plants Chapter 149 Download applications and guidance documents.

Tax Exemption Certification Download applications and guidance documents.

Smaller - Scale Electric Generating Resources Registration Form (Chapter 148) Download registration form.

Gas Turbine Projects Table of gas turbine projects; Download gas turbine licenses.

Helpful Links EPA, State, Federal, Environmental, and Educational links related to Environmental Regulations.

Some of the information on this and other Maine State web sites is in Adobe PDF format. You can get Adobe Acrobat Reader from the Adobe web site.