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...
Bonneville Power Administration TSD permit (PDF)
A permit issued in 2011 allowing the Bonneville Power Administration to treat, store and dispose of dangerous waste.
https://ecology.wa.gov/bonneville-power-administration-tsd-permit
Dangerous waste reporting requirements
Learn about dangerous waste reports, and how to notify us of dangerous waste activities.
https://ecology.wa.gov/regulations-permits/reporting-requirements/dangerous-waste-reporting-requirements
Dangerous waste guidance
Businesses in Washington that generate dangerous waste must follow the Dangerous Waste Regulations.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance
Frequently Asked Questions (FAQs) for Chapter 173-303
Frequently asked questions about Chapter 173-303 WAC, Dangerous Waste Regulations.
https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/closed-rulemaking/wac173-303-faq
Counting dangerous waste
Learn how to count your business's dangerous waste and determine your generator category.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/dangerous-waste-basics/counting-dangerous-waste
Generator category
Businesses that generate dangerous waste must determine their generator category each month.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/dangerous-waste-basics/generator-category
Dangerous​ waste containers
Keep your workers safe by keeping your dangerous waste containers closed and in good condition.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/dangerous-waste-basics/proper-containment
Accumulation
Learn more about on-site dangerous waste accumulation time limits and restrictions.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/dangerous-waste-basics/accumulation
Recordkeeping
Learn what records your business must keep if you generate dangerous waste.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/dangerous-waste-basics/recordkeeping
Financial assurance types
Different types of facilities must provide different types of financial assurance.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/dispose-recycle-or-treat/financial-assurance/types
Step one: Get ready to designate
Learn what you need to start designating your waste.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/dangerous-waste-basics/designation/get-ready-to-designate
Small quantity generators (SQGs)
Learn about the benefits and rules for dangerous waste small quantity generators (SQGs).
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/dangerous-waste-basics/generator-category/small-quantity-generators
Print free labels
Free dangerous waste labels you can print from your computer for your business.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/dangerous-waste-basics/label-dangerous-waste/print-free-labels
Step two: Is it exempt or excluded?
Determine if your waste is excluded from the dangerous waste regulations.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/dangerous-waste-basics/designation/is-it-exempt-or-excluded
Financial assurance updates
Cost estimates for financial assurance need to be adjusted every year for inflation.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/dispose-recycle-or-treat/financial-assurance/updates
Step three: Is it listed?
Determine if your waste is on the F, K, P, or U lists in the regulations.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/dangerous-waste-basics/designation/is-it-listed
Step four: What are the hazards (characteristics)?
Determine if your waste is ignitable, corrosive, reactive, or toxic.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/dangerous-waste-basics/designation/what-are-the-hazards-characteristics
Step five: Check Washington state-only criteria
Learn how to determine if your waste meets Washington state-only dangerous waste criteria.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/dangerous-waste-basics/designation/check-washington-state-only-criteria
Dangerous waste treatment by generator
Learn how your business may be allowed to treat your own dangerous waste on-site.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/dispose-recycle-or-treat/treatment-by-generator
Pharmaceutical waste management options for eligible facilities
Facilities that meet certain criteria can use pharmaceutical waste management options.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/common-dangerous-waste/pharmaceutical-waste/management-options
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