Regulations & Permits

Use this portal to filter and search for all of our regulatory information.

Regulations & Permits icon

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.

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Regulations & Permits

Use this portal to filter and search for all of our regulatory information.

Regulations & Permits icon

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.

See more about this collection...
Aquatic weed control technical assistance
We provide advice on identifying, monitoring, and managing invasive freshwater aquatic plants.
https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Aquatic-weed-control-technical-assistance
Best Achievable Protection for spill response
Best Achievable Protection (BAP) is training, operations, and technologies for successful responses.
https://ecology.wa.gov/Regulations-Permits/Plans-policies/Contingency-planning-for-oil-industry/Best-Achievable-Protection
Better Brakes Law - guidance for manufacturers
Guidance for manufacturers on Washington's Better Brakes regulations.
https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Better-Brakes-guidance
Dam construction & modification guidance
We provide guidance and technical notes for dam construction and modification.
https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Dam-construction-modification-guidance
Buying green - sustainable purchasing
Guidance for state agencies, local governments and businesses on how to buy green products.
https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Green-purchasing
Frequently flooded areas: Critical Areas Ordinance
Frequently flooded areas are covered by Critical Areas Ordinances promoting safety from floods.
https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Guidance-for-floodplains-Critical-Areas-Ordinanc
Cannabis licensing and the environment
Environmental permits may be required for marijuana growers and processors.
https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Guidance-for-cannabis-businesses
Online cleanup guide for homeowners and small businesses
An online cleanup guide for homes and small business properties that might be contaminated.
https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Guidance-for-residential-cleanups
Metering technical information
Find out about meter types, technical requirements, vendors, and installers.
https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Metering
Moderate risk waste facility guidance
Regulatory information and guidance for county moderate risk waste facilities.
https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Moderate-risk-waste-facility-guidance
Municipal water law
We help regulate municipal water suppliers to ensure a safe and reliable drinking water supply.
https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Municipal-Water-Law
State-approved contingency plan holders
We review and approve oil spill contingency plans for facilities, pipelines, vessels, and railroads.
https://ecology.wa.gov/Regulations-Permits/Plans-policies/Contingency-planning-for-oil-industry/Approved-contingency-plan-holders
Financial responsibility for oil spills
Tank vessels are required to have financial responsibility to pay for costs & damages from spills.
https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Financial-responsibility-for-oil-spills
Learning from incidents and spills
We learn from incidents and spills through investigations and share what we learn with others.
https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Learning-from-incidents-and-spills
EPA guidance on managing moderate risk waste
U.S. Environmental Protection Agency regulatory guidance on common moderate risk waste topics.
https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Managing-moderate-risk-waste-guidance
Primary response contractors for spill cleanup
We approve primary response contractors to allow them to be cited in industry oil plans.
https://ecology.wa.gov/Regulations-Permits/Plans-policies/Contingency-planning-for-oil-industry/Primary-response-contractors
Bunkering requirements for ships
Learn about best practices and rules that promote safe, spill-free fuel loading in Washington waters.
https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Requirements-for-bunkering
Shoreline Master Programs Handbook
The Handbook helps local governments update their shoreline master programs.
https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Shoreline-Master-Plan-handbook
Stormwater permittee guidance & resources
Resources for general permit application, reporting on monitoring, and technical requirements.
https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Stormwater-permittee-guidance-resources
Terrestrial Ecological Evaluations
Terrestrial Ecological Evaluations (TEEs) identify and protect native plants and animals at sites.
https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Terrestrial-ecological-evaluation
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