Regulations & Permits
Use this portal to filter and search for all of our regulatory information.
We oversee many state and federal laws designed to protect Washington's land, air, and water. See our laws, rules, & rulemaking page for more information about our current rules and rulemaking.
TransAlta Power Plant
The TransAlta agreement lowers harmful air pollutants from Washington's only coal-fired power plant.
https://ecology.wa.gov/regulations-permits/compliance-enforcement/transalta
Washington's air quality implementation plan
The State Implementation Plan is an overarching plan to keep Washington's air clean.
https://ecology.wa.gov/regulations-permits/plans-policies/state-implementation-plans
Certification for incinerator & landfill operators
How to get certified to operate and inspect solid waste incinerator and landfill facilities.
https://ecology.wa.gov/regulations-permits/permits-certifications/certification-for-incinerator-landfill-operator
Information for air monitoring professionals
Standard procedures, quality assurance, and monitoring guidance for air monitoring professionals.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/information-for-air-monitoring-professionals
Sulfur dioxide air quality designations
We’re deciding if parts of Washington don't meet national air quality standards for sulfur dioxide.
https://ecology.wa.gov/regulations-permits/plans-policies/areas-meeting-and-not-meeting-air-standards/sulfur-dioxide-designations
Attainment State Implementation Plans
Learn about Washington's plans to ensure communities meet national air quality standards.
https://ecology.wa.gov/regulations-permits/plans-policies/state-implementation-plans/attainment-sips
Air operating permit for large sources of air pollution
Air operating permit requirements for large sources of air pollution.
https://ecology.wa.gov/regulations-permits/permits-certifications/air-quality-permits/air-operating-permits
Annual air quality registration
Emission registration program for industrial air pollution.
https://ecology.wa.gov/regulations-permits/reporting-requirements/air-quality-emissions-reporting/air-quality-registration
Washington Emissions Inventory Reporting System (WEIRS)
Submit your emissions data via WEIRS.
https://ecology.wa.gov/regulations-permits/reporting-requirements/air-quality-emissions-reporting/emissions-inventory-reporting
Infrastructure, rule, & program plans
Our plans and rules to improve air quality and meet national air quality standards.
https://ecology.wa.gov/regulations-permits/plans-policies/state-implementation-plans/infrastructure-sips
Emissions reporting for small sources of air pollution
Learn how to submit your emissions data using the Source Management System (SMS).
https://ecology.wa.gov/regulations-permits/reporting-requirements/air-quality-emissions-reporting/small-source-emissions-inventory-reporting
Plans for maintaining air quality
View current plans to improve air quality and meet national air quality standards.
https://ecology.wa.gov/regulations-permits/plans-policies/state-implementation-plans/maintenance-sips
General orders for air quality permits
A general order is a streamlined group permit for common commercial sources of air pollution.
https://ecology.wa.gov/regulations-permits/permits-certifications/air-quality-permits/air-quality-general-orders
Burn permits
Burn permits for agricultural, outdoor, or residential burning.
https://ecology.wa.gov/regulations-permits/permits-certifications/air-quality-permits/burn-permits
Transportation implementation plans
Find out how we make sure transportation investments are consistent with air quality goals.
https://ecology.wa.gov/regulations-permits/plans-policies/state-implementation-plans/transportation-conformity
Notice of construction permit
Businesses must get a permit before installing or changing a source of air pollution.
https://ecology.wa.gov/regulations-permits/permits-certifications/air-quality-permits/notice-of-construction-permit
Prevention of Significant Deterioration (PSD) permit
Prevention of Significant Deterioration (PSD) permits for major sources of air pollution.
https://ecology.wa.gov/regulations-permits/permits-certifications/air-quality-permits/prevention-of-significant-deterioration-psd
Permit Register
The Permit Register includes actions or changes to air operating permits.
https://ecology.wa.gov/regulations-permits/permits-certifications/air-quality-permits/air-operating-permits/permit-register
Health impact review of toxic air pollution
We must review new projects that emit toxic air pollutants.
https://ecology.wa.gov/regulations-permits/permits-certifications/air-quality-permits/notice-of-construction-permit/health-impact-assessments-of-toxic-air-pollutants
Focus on: Washington’s climate policies and fuel prices
On Jan. 1, 2023, two new Washington laws designed to reduce greenhouse gas emissions took effect: the Clean Fuel Standard (CFS) and the Climate Commitment Act (CCA).
https://ecology.wa.gov/focus-on-washington-s-climate-policies-and-fuel-pr
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