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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 and New Source Review (NSR) 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 (Rock Crusher) Download applications and guidance documents.

List of NonMetallic Mineral Processing Plants (Rock Crusher) - View a list of current NonMetallic Mineral Processing Plants.

Tax Exemption Certification Download applications and guidance documents.

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

Bucksport Environmental Innovative Partnership Project 2002-2007 In 2002, Verso Paper’s Bucksport, Maine mill entered into a partnership with the Maine Department of Environmental Protection to move forward in an innovative way to address issues related to meeting the conditions of an air emission license.

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

CO2 Budget Trading - Download applications and guidance documents. Table of licensed CO2 Budget Sources; download CO2 Budget Source 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.