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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Agenda stakeholder mtg (WAC 173-400) 09/12/18

This is the agenda for the 9/12/18 stakeholder meeting for Chapter 173-400 WAC, General Regulations for Air Pollution Sources.

https://ecology.wa.gov/agenda-stakeholder-mtg-wac-173-400-09-12-18

Agenda (WAC 173-455) 6-8-22

This is the agenda for the June 8, 2022 stakeholder meeting for Chapter 173-455 WAC, Air Quality Fee Rule.

https://ecology.wa.gov/agenda-wac-173-455-6-8-22

Agenda (WAC 173-446A) 09/21/21

This is the agenda for the September 21, 2021 stakeholder meeting for Chapter 173-446A WAC, Criteria for Emissions-Intensive, Trade-Exposed Industries.

https://ecology.wa.gov/agenda-wac-173-446a-09-21-21

Agenda stakeholder mtg (WAC 173-400) 10/16/18

This is the agenda for the 10/16/18 stakeholder meeting for Chapter 173-400 WAC, General Regulations for Air Pollution Sources.

https://ecology.wa.gov/agenda-stakeholder-mtg-wac-173-400-10-16-18

Agenda stakeholder mtg (WAC 173-400) 12/20/18

This is the agenda for the 12/20/18 stakeholder meeting for Chapter 173-400 WAC, General Regulations for Air Pollution Sources.

https://ecology.wa.gov/agenda-stakeholder-mtg-wac-173-400-12-20-18

Agenda (WAC 173-446) 12/16/21

This is the agenda for the December 16, 2021 stakeholder meeting for Chapter 173-446 WAC, Climate Commitment Act Program.

https://ecology.wa.gov/agenda-wac-173-446-12-16-21

Agenda (WAC 173-455) 5-18-22

This is the agenda for the May 18, 2022 stakeholder meeting for Chapter 173-455 WAC, Air Quality Fee Rule.

https://ecology.wa.gov/agenda-wac-173-455-5-18-22

Agenda (WAC 173-446) 11/08/21

This is the agenda for the November 8, 2021 stakeholder meeting for Chapter 173-446 WAC, Climate Commitment Act Program.

https://ecology.wa.gov/agenda-wac-173-446-11-08-21

Agenda Stakeholder Mtg (WAC 173-405; WAC 173-410; WAC 173-415) 07/17/18

This is the agenda for the 7/17/18 stakeholder meeting for Chapters 173-405, 173-410, and 173-415 rulemaking.

https://ecology.wa.gov/agenda-stakeholder-mtg-wac-173-405;410;415-07-17

Agenda stakeholder mtg (WAC 173-400) 01/24/19

This is the agenda for the 1/24/19 stakeholder meeting for Chapter 173-400 WAC, General Regulations for Air Pollution Sources.

https://ecology.wa.gov/agenda-stakeholder-mtg-wac-173-400-01-24-19

Agenda Workgroup Mtg (WAC 173-455; 173-400) 03/21/17

This is an agenda for a workgroup meeting on 3/21/17 for WAC 173-455 Air Quality Fee Rule; WAC 173-400 General Regulations for Air Pollution Sources.

https://ecology.wa.gov/agenda-workgroup-mtg-wac-173-455;-173-400-03-21

Agenda (WAC 173-460) 02/21/2019

This is the agenda for the 2/21/19 stakeholder meeting for Chapter 173-460 WAC, Controls for New Sources of Toxic Air Pollutants.

https://ecology.wa.gov/agenda-wac-173-460-02-21-2019

Agenda stakeholder mtg (WAC 173-460) 10/10/18

This is the agenda for the 10/10/18 stakeholder meeting for Chapter 173-460 WAC, Controls for New Sources of Toxic Air Pollutants.

https://ecology.wa.gov/agenda-stakeholder-mtg-wac-173-460-10-10-18

Agenda 08/20/18

This is the agenda for the 8/20/18 stakeholder meeting for Chapter 173-460 WAC, Controls for New Sources of Toxic Air Pollutants.

https://ecology.wa.gov/agenda-wac-173-460-08-20-2018

Agenda (WAC 173-446B) 8-1-23

This is the agenda for the August 1, 2023 stakeholder meeting for Chapter 173-446B WAC, Climate Commitment Act Funds Reporting.

https://ecology.wa.gov/agenda-wac-173-446b-8-1-23

Agenda (WAC 173-446B) 8-10-23

This is the agenda for the August 10, 2023 stakeholder meeting for Chapter 173-446B WAC, Climate Commitment Act Funds Reporting.

https://ecology.wa.gov/agenda-wac-173-446b-8-10-23

Agenda (WAC 173-446B) 9-7-23

This is the agenda for the September 7, 2023 stakeholder meeting for Chapter 173-446B WAC, Climate Commitment Act Funds Reporting.

https://ecology.wa.gov/agenda-wac-173-446b-9-7-23

Agenda (WAC 173-446B) 9-12-23

This is the agenda for the September 12, 2023 stakeholder meeting for Chapter 173-446B WAC, Climate Commitment Act Funds Reporting.

https://ecology.wa.gov/agenda-wac-173-446b-9-12-23

Agenda (WAC 173-446B) 11-30-23

This is the agenda for the November 30, 2023 meeting to provide feedback on draft rule language for the CCA Funds Reporting rulemaking.

https://ecology.wa.gov/agenda-wac-173-441-11-30-23

Agenda (WAC 173-446B) 12-5-23

This is the agenda for the December 5, 2023 meeting to provide feedback on draft rule language for the CCA Funds Reporting rulemaking.

https://ecology.wa.gov/agenda-wac-173-446b-12-5-23