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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Laboratory Accreditation Rulemaking Presentation

This is a PDF file of presentation slides that summarize the rulemaking process.

https://ecology.wa.gov/rulemaking-presentation

Rulemaking Notice of Withdrawal (WAC 173-503A) 02/14/05

This is a rulemaking notice of withdrawal for WAC 173-503A Instream Resources Protection Program Lower and Upper Skagit Water Resources Inventory Area (WRIAs 3 and 4)

https://ecology.wa.gov/rulemaking-notice-of-withdrawal-wac-173-503a-02

Rulemaking Emergency Adoption Notice (WAC 173-446) 6-8-23

This is the first emergency rulemaking adoption notice (CR-103E) for WAC 173-446, Climate Commitment Act Program Rule.

https://ecology.wa.gov/rulemaking-emergency-adoption-notice-wac-173-446-6

Rulemaking Order (CR-103)

This is the Order filed by the agency to adopt the rule

https://ecology.wa.gov/rulemaking-order-cr-103p-chapter-173-350-wac

Rulemaking Proposal — Continuance (WAC 173-182) 8/21/19

This is a rulemaking proposal (CR-102) continuance for WAC 173-182 Oil Spill Contingency Plan.

https://ecology.wa.gov/rulemaking-proposal-continuance-wac-173-182-8

Rulemaking Proposal — Continuance (WAC 173-186) 7/11/19

This is a rulemaking proposal (CR-102) continuance for WAC 173-186 Oil Spill Contingency Plan - Railroad.

https://ecology.wa.gov/rulemaking-proposal-continuance-wac-173-186-7

First Rulemaking Notice No. 1 - STAG Nominations

You're invited to submit nominations for the Cleanup Rule Stakeholder & Tribal Advisory Group (STAG).

https://ecology.wa.gov/1strulemakingnotice01_stagjuly2019

Rulemaking Proposal (WAC 173-186) 6/5/19

This is a rulemaking proposal (CR-102) for WAC 173-186 Oil Spill Contingency Plan - Railroad.

https://ecology.wa.gov/rulemaking-proposal-wac-173-186-6-5-19

Rulemaking Proposal (WAC 173-182) 08/07/19

This is a rulemaking proposal (CR-102) for WAC 173-182 Oil Spill Contingency Plan.

https://ecology.wa.gov/rulemaking-proposal-wac-173-182-08-07-19

Rulemaking Proposal (WAC 173-180; WAC 173-184) 01/03/23

This is a rulemaking proposal (CR-102) for WAC 173-180 Facility Oil Handling Standards; WAC 173-184 Vessel Oil Transfer Advance Notice and Containment Requirements.

https://ecology.wa.gov/rulemaking-proposal-wac-173-180;-wac-173-184-01-03

Rulemaking Proposal (WAC 173-03) 9/15/17

This is a rulemaking proposal (CR 102) for Public Records

https://ecology.wa.gov/rulemaking-proposal-wac-173-03-9-15-17

Rulemaking Proposal (WAC 173-185) 9-2-20

This is a rulemaking proposal (CR-102) for WAC 173-185 Oil Movement by Rail and Pipeline Notification

https://ecology.wa.gov/rulemaking-proposal-wac-173-185-9-2-20

Rulemaking Emergency Adoption Notice (WAC 173-443) 10/20/20

This is the fifth emergency rulemaking adoption notice (CR-103E) for WAC 173-443, Hydrofluorocarbons (HFCs).

https://ecology.wa.gov/rulemaking-emergency-adoption-notice-wac-173-4

Rulemaking Emergency Adoption Notice (WAC 173-443) 06/25/20

This is the fourth emergency rulemaking adoption (CR-103E) for WAC 173-443, Hydrofluorocarbons (HFCs).

https://ecology.wa.gov/rulemaking-emergency-adoption-notice-wac-173-3

Rulemaking Emergency Adoption Notice (WAC 173-443) 03/16/20

This is the third emergency rulemaking adoption (CR-103E) for WAC 173-443, Hydrofluorocarbons (HFCs).

https://ecology.wa.gov/rulemaking-emergency-adoption-notice-wac-173-2

Rulemaking Emergency Adoption Notice (WAC 173-443) 11/21/19

This is the second emergency rulemaking adoption (CR-103E) for WAC 173-443, Hydrofluorocarbons (HFCs).

https://ecology.wa.gov/rulemaking-emergency-adoption-notice-wac-173-1

Rulemaking Emergency Adoption Notice (WAC 173-443) 07/30/19

This is the first emergency rulemaking adoption (CR-103E) for WAC 173-443, Hydrofluorocarbons (HFCs).

https://ecology.wa.gov/rulemaking-emergency-adoption-notice-wac-173-443

Rulemaking Emergency Adoption Notice (WAC 173-446) 9-7-23

This is the second emergency rulemaking adoption notice (CR-103E) for WAC 173-446, Climate Commitment Act Program Rule.

https://ecology.wa.gov/rulemaking-emergency-adoption-notice-wac-173-446-9-7-23

Rulemaking Emergency Adoption Notice (WAC 173-446) 1-4-24

This is the third emergency rulemaking adoption notice (CR-103E) for WAC 173-446, Climate Commitment Act Program R

https://ecology.wa.gov/rulemaking-emergency-adoption-notice-wac-173-446-1-4-24

Rulemaking Overview (WAC 173-18; WAC 173-20; WAC 173-22; WAC 173-26; WAC 173-27)

This is a rulemaking overview for WAC 173-18; WAC 173-20; WAC 173-22; WAC 173-26; WAC 173-27

https://ecology.wa.gov/rulemaking-overview-wac-173-18;-wac-173-20;-wac-173-22;-wac-173-26;-wac-173-27