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.

See more about this collection...

Presentation (WAC 173-441) 7-25-23

This is a presentation for the July 25, 2023 stakeholder meeting for Chapter 173-441 WAC, Electricity Markets.

https://ecology.wa.gov/presentation-wac-173-441-7-25-23

Presentation (WAC 173-441) 8-2-23

This is a presentation for the August 2, 2023 stakeholder meeting for Chapter 173-441 WAC, Electricity Markets.

https://ecology.wa.gov/presentation-wac-173-441-8-2-23

Presentation (WAC 173-441) 8-17-23

This is a presentation for the August 17, 2023 stakeholder meeting for Chapter 173-441 WAC, Electricity Markets.

https://ecology.wa.gov/presentation-wac-173-441-8-17-23

Presentation (WAC 173-441) 9-12-23

This is a presentation for the September 12, 2023 stakeholder meeting for Chapter 173-441 WAC, Electricity Markets.

https://ecology.wa.gov/presentation-wac-173-441-9-12-23

Presentation (WAC 173-441) 10-12-23 & 10-16-23

This is the presentation for the October 12 and 16, 2023 meetings to provide feedback on draft rule language for the Electricity Markets rulemaking.

https://ecology.wa.gov/presentation-wac-173-441-10-12-23-10-16-23

Presentation (WAC 173-446) 10-24-23

This is a presentation for the October 24, 2023 public meeting for Chapter 173-446-APCR WAC, Allowance Price Containment Reserve rulemaking.

https://ecology.wa.gov/presentation-wac-173-446-10-24-23

Presentation (WAC 173-441) 11-8-23

These are the presentation slides for the November 8, 2023 public meeting for Chapter 173-441 WAC, Electricity Markets rulemaking.

https://ecology.wa.gov/presentation-wac-173-441-11-8-23

Presentation (WAC 173-446) 11-14-23

This is a presentation for the November 14, 2023 public meeting for Chapter 173-446 WAC, Cap-and-invest rulemaking.

https://ecology.wa.gov/presentation-wac-173-446-11-14-23

Presentation (WAC 173-441) 1-24-24

These are the presentation slides for the January 24, 2024 meeting on updated draft rule language for the Electricity Markets rulemaking.

https://ecology.wa.gov/presentation-wac-173-441-1-24-24

Listening Session: Liquid Fuels and Mass Balance Accounting

.pdf presentation for June 12, 2024 listening session on liquid fuels and mass balance accounting

https://ecology.wa.gov/presentation-wac-173-424-6-12-24

Cap-and-Invest Linkage Rulemaking Public Meeting

.pdf of July 10 public meeting presentation

https://ecology.wa.gov/presentation-wac-173-441-446-7-10-24

Cap-and-Invest Linkage and Environmental Justice

.pdf presentation for July 22 public meeting on Linkage and Environmental Justice

https://ecology.wa.gov/presentation-wac-173-441-446-7-22-24

Electricity Markets Rulemaking Proposed Rule Overview

.pdf presentation for Aug. 6 & 8 public meetings

https://ecology.wa.gov/presentation-wac-173-441-446-8-6-24-8-8-24

CFS Rulemaking Updates

Slideshow presentation from the Sept. 9 and 12, 2024, CFS Rulemaking Update webinar

https://ecology.wa.gov/presentation-wac-173-424-9-9-and-9-12-2024

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

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

Chapter 173-441 and -446 WAC Linkage Rulemaking - Electricity Considerations

Slideshow presentation from the Cap-and-Invest linkage rulemaking public meeting (Nov. 19, 2024)

https://ecology.wa.gov/presentation-wac-173-441-446-11-19-24

HFCs & other fluorinated greenhouse gases rulemaking

Slideshow presentation

https://ecology.wa.gov/presentation-wac-173-443-12-16-2024

Presentation (WAC 173-442) 1-27-25

This is a presentation for the January 27, 2025 public meeting for Chapter 173-443 WAC, Hydroflurocarbons rulemaking.

https://ecology.wa.gov/presentation-wac-173-443-1-27-25

Combined Community Forum: CVP & HFC Rulemaking

Presentation deck for the Jan 29 combined community forum

https://ecology.wa.gov/presentation-wac-173-434-443-1-29-25