Washington Air Permitting: What you need to know

Governing Law and Regulations

Emissions Inventory

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Annual submissions: WAC 173-400-105

Construction permits:

Notice of construction: Washington Administrative Code (WAC) 173-400-110 to 173-400-113

Bubble requirements: WAC 173-400-120

Toxic air pollutants (TAPs): WAC 173-460-040

Major source construction permits:

Nonattainment new source review (NSR): WAC 173-400-112, WAC 173-400-700, WAC 173-400-710, and WAC 173-400-800 to 173-400-860

Prevention of significant deterioration (PSD): WAC 173-400-113, WAC 173-400-117, WAC 173-400-700 to 173-400-750, and WAC 173-400-850

Operating permits:

Registration requirements: WAC 173-400-099 to 173-400-104

Major source operating requirements:

Title V: WAC 173-401

Synthetic minor sources: WAC 173-400-091

Other state permits:

General orders of approval: WAC 173-400-560

Emergency engines: WAC 173-400-930

Nonroad engines: WAC 173-400-035

Open burning: WAC 173-425-060 and WAC 332-24-201 to 332-24-271

Agricultural burning: WAC 173-430

Other permitting considerations:

Emissions reduction credits: WAC 173-400-131 and WAC 173-400-136

Public notice: WAC 173-400-171

Fees: WAC 173-455

Regulatory Agencies

Washington Department of Ecology (WDOE) Air Quality Program

Benton Clean Air Authority

Northwest Clean Air Agency

Olympic Region Clean Air Agency

Puget Sound Clean Air Agency

Southwest Clean Air Agency

Spokane Regional Clean Air Agency

Yakima Regional Clean Air Authority

Washington Department of Natural Resources (DNR)

Washington State Energy Facility Site Evaluation Council (EFSEC)

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. Washington has developed construction and operating permit rules for air ...

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State Requirements

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Washington Air Permitting Resources

Air Permitting Products

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