We encourage affected business owners and citizens to become familiar with our regulations.  You may view and download our current regulations below, or to request a copy be mailed to you, call 206-343-8800 or 800-552-3565.

Our regulations are periodically updated.  Articles and Sections marked with an asterisk (*) were revised recently and are effective as of June 1, 2023.  If you previously downloaded a set of regulations, you only need to download the recent updates.

Puget Sound Clean Air Agency Regulations

• Regulation I* (PDF)
  • 1-0* - Table of Contents
  • 1-1 - Policy, Short Title, and Definitions
  • 1-2 - State Environmental Policy Act
  • 1-3 - General Provisions
  • 1-4 - Variances
  • 1-5* - Registration
  • 1-6* - New Source Review
  • 1-7* - Operating Permits
  • 1-8 - Outdoor Burning
  • 1-9 - Emission Standards
  • 1-12 - Standards of Performance for CEM Systems
  • 1-13 - Solid Fuel Burning Device Standards
  • 1-14 - Public Records
  • 1-15 - Nonroad Engines
• Regulation II (PDF)
  • 2-0 - Table of Contents
  • 2-1 - Purpose, Policy, Short Title, and Definitions
  • 2-2 - Gasoline Marketing Emission Standards
  • 2-3 - Miscellaneous VOC Emission Standards
• Regulation III (PDF)
  • 3-0 - Table of Contents
  • 3-1 - General Requirements
  • 3-2 - Review of Toxic Air Contaminant Sources
  • 3-3 - Source-Specific Emission Standards
  • 3-4 - Asbestos Control Standards