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.
Rulemaking Proposal (WAC 173-400; WAC 173-401) 9-18-24
This is a rulemaking proposal (CR-102) for Chapter 173-400 WAC, General Regulations for Air Pollution Sources and Chapter 173-401 WAC, Operating Permit Regulation.
https://ecology.wa.gov/rulemaking-proposal-wac-173-400;-wac-173-401-9-18-24
Proposed Source Test Manual (WAC 173-400; WAC 173-401) 9-18-24
This is the proposed Source Test Manual, September 18, 2024.
https://ecology.wa.gov/proposed-source-test-manual-wac-173-400;-wac-173-401-9-18-24
SPWA Sept 25 webinar materials
This is the PowerPoint presentation for the webinar conducted on Sept. 25, 2024 for WAC 173-339.
https://ecology.wa.gov/sept-25-webinar-materials
20230816ColvilleAQA
This is August 16, 2023 air quality advisory for the Colville Reservation.
https://ecology.wa.gov/20230816colvilleaqa
Rule Advisory Committee Meeting Notes 9-23-24
This document contains the 9-23-24 meeting notes of the Advisory Committee on battery stewardship rulemaking in Washington.
https://ecology.wa.gov/rule-advisory-committee-meeting-notes-9-23-24
Draft rule language (tracked) (173-446)
draft rule language for WAC 173-446, offsets protocols
https://ecology.wa.gov/draft-rule-language-173-446-wac-10-1-24
Draft offset protocol language
Draft offset protocol language for ozone depleting substances projects
https://ecology.wa.gov/draft-offset-protocol-language-173-446-wac-10-1-24
Rulemaking Announcement (WAC 173-443) 10-2-24
CR 101 for WAC 173-443
https://ecology.wa.gov/rulemaking-announcement-wac-173-443-10-2-24
Presentation (WAC 173-424) 9-26 2024
Slideshow presentation from the Sept. 26, 2024, CFS Rulemaking Update webinar
https://ecology.wa.gov/presentation-wac-173-424-9-26-2024
Adopted rule language (WAC 173-446B)
Adopted rule language WAC 173-446B
https://ecology.wa.gov/adopted-rule-language-wac-173-446b-10-08-24
Rulemaking Adoption Notice (WAC 173-446B)
Rulemaking adoption notice WAC 173-446B
https://ecology.wa.gov/rulemaking-adoption-notice-wac-173-446b-10-08-24
Rulemaking Announcement (WAC 173-448) 10-10-24
This is a rulemaking announcement (CR-101) for WAC 173-448, Air Quality in Overburdened Communities.
https://ecology.wa.gov/rulemaking-announcement-wac-173-448-10-10-24
Shoreline Management Act Rulemaking Public listening session
Slides from our Sept. 23 Listening session
https://ecology.wa.gov/public-listening-session
10-21-24 Meeting Agenda
This is the agenda for the Oct. 21, 2024 meeting of the Battery Stewardship Rulemaking Advisory Committee.
https://ecology.wa.gov/10-21-24-meeting-agenda
10-21-24 Meeting read-along document
This is a read-along document for the Oct. 21, 2024 meeting of the Battery Stewardship Rulemaking advisory committee.
https://ecology.wa.gov/10-21-24-meeting-read-along-document
Local Government Sounding Board Presentation 10-21-24
The SMA Rulemaking sounding board slides for the Oct. 21 meeting.
https://ecology.wa.gov/local-government-sounding-board-oct-21-presentation
Local Government Sounding Board Kickoff presentation
Slides for our Local Government Sounding Board Kickoff meeting
https://ecology.wa.gov/local-government-sounding-board-kickoff
Local Government Sounding Board Charter
Charter for the SMA Rulemaking Local government Sounding Board.
https://ecology.wa.gov/sounding-board-charter
Presentation (WAC 173-446) 10-21-24
This is a presentation for the October 21, 2024 public meeting for Chapter 173-446 WAC, Cap-and-invest rulemaking.
https://ecology.wa.gov/presentation-wac-173-446-11-14-23-540261c1d121085d0b0e570d950387a7
Environmental Justice Presentation (WAC 173-446) 10-21-24
This is a presentation for the October 21, 2024 Environmental Justice listening session for Chapter 173-446 WAC, Cap-and-invest rulemaking.
https://ecology.wa.gov/presentation-wac-173-446-11-14-23-540261c1d121085d0b0e570d950387a7-1ecee0d19f94900fb988911963b64367
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