State of Alaska Air Regulations

  • Alaska Air Quality Control Regulations 18 AAC 50, Effective December 29, 2016 (PDF)
  • Reference Materials for 18 AAC 50
  • 18 AAC 50 Alaska Air Quality Control Definitions Document, Updated November 18, 2015 (PDF)
  • 18 AAC 50 - AIr Quality Regulations, 18 AAC 50.240 Updates regarding Excess Emissions - These regulations went into effect on December 29, 2016.

  • Public Notice; September 7, 2016 (PDF)
  • Public Notice Cancelling Public Hearing scheduled for October 11, 2016 (posted October 6, 2016) (PDF)
  • Proposed Regulations, 18 AAC 50.240 and 18 AAC 50.030 revisions; September 7, 2016 (PDF)
  • Explanation of Changes; September 2016 (PDF)
  • Questions and Answers Page
  • Responsiveness Summary, October 20, 2016 (PDF)
  • 18 AAC 50 - Air Quality Regulations, 2016 Updates - Regulations were signed and filed by the Lt. Governor's office on July 21, 2016. These regulations went into effect on August 20, 2016.

  • Public Notice; February 17, 2016 (PDF)
  • Public Notice Cancelling Public Hearing scheduled for March 22, 2016 (posted March 17, 2016) (PDF)
  • Proposed Regulations, 18 AAC 50, 2016 Updates; February 17, 2016 (PDF)
  • Explanation of Changes; February 2016 (PDF)
  • Standard Condition I - Emission Fees (PDF)
  • Standard Condition VII - Operating Reports (PDF)
  • Standard Condition XV -Emission Inventory Reporting (PDF)
  • Standard Condition XVI - Emission Inventory Reporting Form (PDF)
  • Reference Materials for 18 AAC 50 (PDF)
  • Questions and Answers Page
  • Responsiveness Summary, May 18, 2016 (PDF)
  • 18 AAC 50 - Air Quality Regulations, Administration and Emission Fees - Public Comment Period ended on June 30, 2015. The regulations went into effect on September 26, 2015.

  • Public Notice, May 21, 2015 (PDF)
  • Public Notice Cancelling Public Hearing on June 24, 2015 (posted June 19, 2015) (PDF)
  • Proposed Regulations, 18 AAC 50, Permit Administration and Emission Fees (PDF)
  • 2014 Fee Study Report, May 2015 (PDF)
  • Fee Study Report Appendix
  • Explanation of Changes (PDF)
  • Questions and Answers Page
  • Revised Fee Spreadsheet for Appendix, Revised July 2015 (PDF)
  • Response to Comments, August 7, 2015 (PDF)
  • 18 AAC 50 - Air Quality Regulations, Conformity, SIP Updates - ADEC public noticed this package of revisions on March 19, 2014. The "regulated NSR pollutant" definition portion of the regulations went into effect on November 9, 2014; the remainder of the revisions went into effect on April 17, 2015.

  • Public Notice (PDF)
  • Public Notice Cancelling Public Hearing, April 18, 2014 (posted April 16, 2014) (PDF)
  • Proposed Regulations Changes (PDF)
  • Explanation of Proposed Changes (PDF)
  • State Air Quality Control Plan Amendments - Vol. II, Section III.I: Transportation Conformity (PDF)
  • State Air Quality Control Plan Amendments - Vol. III, Appx. III.J: General Conformity (Repealed) (PDF)
  • State Air Quality Control Plan Amendments - Vol. III: Appendices (PDF)
  • 18 AAC 50 - Adoption Updates Package - ADEC public noticed this package of revisions on April 30, 2013. The Public Comment Period ran from April 30 - June 3, 2013. The revisions went into effect on October 6, 2013.

  • Public Notice (PDF)
  • Public Notice Cancelling the Public Hearing, May 13, 2013 (PDF)
  • Proposed Regulation Changes (PDF)
  • Explanation of Proposed Changes (PDF)
  • Response to Comments, June 2013 (PDF)
  • 18 AAC 50 - 1-hr NO2 Standards and Infrastructure SIP - this package is now effective, as of January 4, 2013.

  • Public Notice (PDF)
  • Public Notice Cancelling Public Hearing (PDF)
  • Supplemental Public Notice, extending comment deadline to April 24, 2012 (PDF)
  • Proposed Regulation Changes (PDF)
  • Explanation of Proposed Changes (PDF)
  • Amendments to State Air Quality Control Plan; Volume II, Section II (PDF)
  • Amendments to State Air Quality Control Plan; Volume II, Section III.H.1 (PDF)
  • Amendments to State Air Quality Control Plan; Volume III (PDF)
  • Response to Comments, September 2012 (PDF)
  • 18 AAC 50 - Adoption by Reference Updates and Title V Standard Application and Forms - This package has been signed and filed by the Lt. Governor's office, and the regulation changes went into effect on September 14, 2012.

  • Public Notice (PDF)
  • Supplemental Public Notice, extending comment deadline to October, 17, 2011 (PDF)
  • Proposed Regulation Changes (PDF)
  • Explanation of Proposed Changes (PDF)
  • Title V Standard Application Submittal Instructions (PDF)
  • Title V Standard Application Checklist (PDF)
  • Title V Standard Form A documents (PDF)
  • Title V Standard Form B documents (PDF)
  • Title V Standard Form C documents (PDF)
  • Title V Standard Form D documents (PDF)
  • Title V Standard Form E documents (PDF)
  • Response to Comments, May 22, 2012 (PDF)
  • 18 AAC 50 - PM-2.5, 1-hour SO2, and other revisions - this package was signed and filed by the Lt. Governor on August 18, 2011. The revised regulations went go into effect on September 17, 2011.

  • Public Notice
  • Proposed Regulation Changes (PDF)
  • Frequently Asked Questions (PDF)
  • Response to Comments (PDF)
  • 18 AAC 50, Adoption by Reference Updates and Standard Conditions:

  • Public Notice
  • Proposed Regulation Changes (PDF)
  • Explanation of Proposed Changes (PDF)
  • Proposed Changes and New Standard Conditions (PDF)
  • Response to Comments (PDF)
  • 18 AAC 50, Permit Administration and Emission Fees:

  • All Permit Fees Table (PDF)
  • Public Notice
  • Supplemental Public Notice
  • Proposed Regulation Changes (PDF)
  • Fee Rate Evaluation Report (PDF)
  • Fee Rate Evaluation Report Appendices
  • Permit Fee Table (PDF)
  • Best Available Retrofit Technology (BART):

  • Response to Comment (PDF)
  • Public Workshop Transcript 4-3-2007 (PDF)
  • Public Workshop Transcript 5-29-2007 (PDF)
  • BART Modeling Discussion (PDF)
  • Public Notice
  • Proposed Regulation Changes (PDF)
  • Proposed Change to State Air Quality Control Plan
  • BART-Eligible Emission Unit Table (PDF)
  • EPA Additional Regional Haze Questions (PDF)
  • Air Non-Point and Mobile Source Regional Haze
  • Oil and Gas Rig Regulations:

  • Response to Comments (PDF)
  • Other Links:

  • Air Quality Statute AS 46.14 (PDF)
  • Standard Permit Conditions
  • State Implementation Plan
  • If you are unable to download the regulations from the link above, you may request a copy of the Air Quality Regulations by calling (907) 465-5100 or e-mail: Rebecca.Smith@alaska.gov

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