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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Rulemaking Announcement WAC 173-331 12/02/15

This is a rulemaking announcement (CR-101) for WAC 173-331 Vehicle Battery Recycling

https://ecology.wa.gov/rulemaking-announcement-wac-173-331-12-02-15

Rulemaking Draft Citation List (WAC 173-228) 10/04/17

This is the draft citation list for WAC 173-228 Vessel Sewage No Discharge Zones

https://ecology.wa.gov/rulemaking-draft-citation-list-wac-173-228-10-04

Rulemaking Announcement Withdrawal (WAC 508-14) 1/21/16

This is a withdrawal notice for the rulemaking announcement for WAC 508-14 Columbia Basin project - Ground Waters.

https://ecology.wa.gov/rulemaking-announcement-withdrawal-wac-508-14-1

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 173-167) 06/04/2019

This is an emergency rulemaking adoption (CR-103E) for WAC 173-167 Emergency Drought Funding.

https://ecology.wa.gov/rulemaking-order-wac-173-167-06-04-2019

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

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 Announcment 12-03 (WAC 173-201A) 9/13/12

This is a rulemaking announcement (CR-101) for WAC 173-201A Water quality standards for surface waters of the state of Washington.

https://ecology.wa.gov/rulemaking-announcment-12-03-wac-173-201a-9-13-1

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 Continuance (WAC 173-446) 6-3-22

This is a rulemaking continuance (CR-102) for Chapter 173-446 WAC, Climate Commitment Act Program.

https://ecology.wa.gov/rulemaking-continuance-wac-173-446-6-3-22

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 Announcement withdrawal (WAC 173-219) November 2006

This is a rulemaking withdrawal for WAC 173-219 Reclaimed Water

https://ecology.wa.gov/rulemaking-announcement-withdrawal-wac-173-219-0

CR-103 Adoption Notice

CR-103 Adoption Notice for WAC 173-167

https://ecology.wa.gov/rulemaking-emergency-adoption-notice-wac-173-167-07-24-2023

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 Emergency Adoption Notice (WAC 173-167) 08/14/24

[9:11 AM] Brooks, Barbara (ECY) This is an emergency rulemaking adoption (CR-103E) for WAC 173-167 Emergency Drought Funding

https://ecology.wa.gov/rulemaking-emergency-adoption-notice-wac-173-167-08-14-24