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.

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Noise pollution — Frequently asked questions for residents

Do you have questions about noise pollution? Find some common questions and answers.

https://ecology.wa.gov/Regulations-Permits/Laws-rules-rulemaking/Noise-pollution/Noise-pollution-FAQ-for-residents

Noise pollution — Frequently asked questions for local governments

Do you have questions about noise pollution? Find some common questions and answers for governments.

https://ecology.wa.gov/Regulations-Permits/Laws-rules-rulemaking/Noise-pollution/Noise-pollution-FAQ-for-local-government

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

RCW Chapter 43.19A

Recycled product procurement

https://ecology.wa.gov/Asset-Collections/Link-Assets/Reducing-recycling-waste/RCW-Chapter-43-19A

RCW Chapter 70.240

Children's safe products

https://ecology.wa.gov/Asset-Collections/Link-Assets/Reducing-toxic-chemicals/RCW-Chapter-70-240

RCW Chapter 70.270

Replacement of lead wheel weights

https://ecology.wa.gov/Asset-Collections/Link-Assets/Reducing-toxic-chemicals/RCW-Chapter-70-270

RCW Chapter 70.275

Mercury-containing lights - proper disposal

https://ecology.wa.gov/Asset-Collections/Link-Assets/Reducing-toxic-chemicals/RCW-Chapter-70-275

RCW Chapter 70.280

Bisphenol a - restrictions on sale

https://ecology.wa.gov/Asset-Collections/Link-Assets/Reducing-toxic-chemicals/RCW-Chapter-70-280

RCW Chapter 70.95C

Waste reduction

https://ecology.wa.gov/Asset-Collections/Link-Assets/Reducing-recycling-waste/RCW-Chapter-70-95C

RCW Chapter 70.95I

Used oil recycling

https://ecology.wa.gov/Asset-Collections/Link-Assets/Reducing-recycling-waste/RCW-Chapter-70-95I

RCW Chapter 70.95J

Municipal sewage sludge - Biosolids

https://ecology.wa.gov/Asset-Collections/Link-Assets/Reducing-recycling-waste/RCW-Chapter-70-95J

RCW Chapter 70.95M

Mercury

https://ecology.wa.gov/Asset-Collections/Link-Assets/Reducing-toxic-chemicals/RCW-Chapter-70-95M

WAC Chapter 173-44

Fees - radioactive waste management facilities

https://ecology.wa.gov/Asset-Collections/Link-Assets/Nuclear-waste/WAC-Chapter-173-44

RCW Chapter 70.76

Polybrominated diphenyl ethers - flame retardants

https://ecology.wa.gov/Asset-Collections/Link-Assets/Reducing-toxic-chemicals/RCW-Chapter-70-76

RCW Chapter 70.93

Waste reduction, recycling and model litter control act

https://ecology.wa.gov/Asset-Collections/Link-Assets/Reducing-recycling-waste/RCW-Chapter-70-93

RCW Chapter 70.95

Solid waste management reduction and recycle

https://ecology.wa.gov/Asset-Collections/Link-Assets/Reducing-recycling-waste/RCW-Chapter-70-95

RCW Chapter 70.98

Nuclear energy and radiation

https://ecology.wa.gov/Asset-Collections/Link-Assets/Nuclear-waste/RCW-Chapter-70-98

WAC Chapter 173-308

Biosolids management

https://ecology.wa.gov/Asset-Collections/Link-Assets/Reducing-recycling-waste/WAC-Chapter-173-308

WAC Chapter 173-328

Mixed waste management fees

https://ecology.wa.gov/Asset-Collections/Link-Assets/Nuclear-waste/WAC-Chapter-173-328

WAC Chapter 173-345

Recyclable materials - transporter and facility requirements

https://ecology.wa.gov/Asset-Collections/Link-Assets/Reducing-recycling-waste/WAC-Chapter-173-345

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