Regulations & Permits

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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...
Rulemaking Announcement (WAC 173-166) 08/09/17
This is a rulemaking announcement (CR-101) for WAC 173-166 Emergency Drought Relief
https://ecology.wa.gov/rulemaking-announcement-wac-173-166-08-09-17
Rulemaking Proposal Continuance (WAC 173-526) 06/16/10
This is a rulemaking proposal Continuance( CR-102) for WAC 173-526 Title.
https://ecology.wa.gov/rulemaking-proposal-continuance-wac-173-526-06-1
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
Proposed rulemaking (WAC 173-501) 11/19/2019
This is the proposed rulemaking announcement (CR-102) Chapter 173-501 Instream Resources Protection Program - Nooksack Water Resource Inventory Area (WRIA) 1
https://ecology.wa.gov/proposed-rulemaking-cr-102-wac-173-501
Rulemaking Adoption Notice (WAC 173-501) 05/27/2020
Rulemaking Adoption Notice (WAC 173-501) Instream Resources Protection Program - Nooksack Water Resource Inventory Area (WRIA) 1
https://ecology.wa.gov/rulemaking-adoption-notice-wac-173-501-05-27-202
Rulemaking Adoption Notice (WAC 173-166) 04/11/2018)
This is a rulemaking adoption (CR-103) for WAC 173-166 Emergency Drought Relief
https://ecology.wa.gov/rulemaking-order-wac-173-166-04-11-2018
Rulemaking Announcement (WAC 173-566) 08/15/18
This is a rulemaking announcement (CR-101) Chapter 173-566 Streamflow Restoration Funding
https://ecology.wa.gov/rulemaking-announcement-wac-173-566-08-15-18
Rulemaking proposed language (WAC 173-526) 06/16/10
This is proposed rule language for WAC 173-526 Chapter 173-526 WAC - Cowlitz Water Resources Management Program - WRIA 26
https://ecology.wa.gov/rulemaking-proposed-language-wac-173-526-06-16-1
Rulemaking proposed language (WAC 173-525) 03/02/05
This is proposed rule language for WAC 173-525 Grays-Elochoman Instream Resources Protection and Water Management Program
https://ecology.wa.gov/rulemaking-proposed-language-wac-173-525-03-02-0
Order on Petition for Declaratory Judgment (WAC 173-557; 173-555) 01/27/15
Order on Petition for Declaratory Judgment Regarding the Validity of an Agency Rule, and Petition for Judicial Review of Agency Action Denying Petition to Amend Agency Rule regarding rulemaking for WAC 173-557 and 173-555 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010.
https://ecology.wa.gov/order-on-petition-for-declaratory-judgment-wac-1
Petition for Declaratory Judgment and Judicial Review (WAC 173-557; 173-555) 01/27/15
Petition for Declaratory Judgment and Judicial Review for Chapter 173-557 WAC Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010 rulemaking.
https://ecology.wa.gov/petition-for-declaratory-judgment-and-judicial-rev
Rulemaking Announcement (WAC 173-501) Instream Resources Protection Program - Nooksack Water Resource Inventory Area (WRIA) 1
This is a rulemaking Announcement (WAC 173-501) Instream Resources Protection Program - Nooksack Water Resource Inventory Area (WRIA) 1
https://ecology.wa.gov/rulemaking-announcement-wac-173-501-02-05-2019
Rulemaking proposed language (WAC 173-566) 01/17/2019
This is proposed rule language for (WAC 173-566) Streamflow Restoration Funding 01/17/2019
https://ecology.wa.gov/rulemaking-proposed-language-wac-173-566-01-17-2
Rulemaking proposal CR-102 (173-166 WAC) 01/02/2018
This is a rulemaking proposal (CR-102) for WAC 173-166 Emergency Drought Relief
https://ecology.wa.gov/rulemaking-proposal-173-166-wac-01-02-2018
Rulemaking proposed language (WAC 173-166) 01/02/2018
This is proposed rule language for WAC 173-166 Emergency Drought Relief
https://ecology.wa.gov/rulemaking-proposed-language-wac-173-166-01-02-2
Petition to Amend the Instream Flow Rule(WAC 173-557; 173-555) 01/27/15
Petition to Amend the Instream Flow Rule for the Spokane River & Spokane Valley Rathdrum Prairie (SVRP) Aquifer, WAC 173-557 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010.
https://ecology.wa.gov/petition-to-amend-the-instream-flow-rule-wac-173
Rulemaking Adoption Notice (WAC 173-557) 01/27/15
This is a rulemaking adoption (CR-103) for WAC 173-557 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010
https://ecology.wa.gov/rulemaking-adoption-notice-wac-173-557-01-27-15
Rulemaking Announcement (WAC 173-557) 01/21/14
This is a rulemaking announcement (CR-101) for WAC 173-557 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010.
https://ecology.wa.gov/rulemaking-announcement-wac-173-557-01-21-14
Rulemaking Proposal (WAC 173-557) 09/17/14
This is a rulemaking proposal (CR-102) for WAC 173-557 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010.
https://ecology.wa.gov/rulemaking-proposal-wac-173-557-09-17-14
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