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.

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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...
Climate change publications and reports
Links to all Ecology climate change publications, sorted by year.
https://ecology.wa.gov/Asset-Collections/Link-Assets/Climate-change/Climate-publications
2012-2016 Washington's Mandatory Greenhouse Gas Reported Emissions
This report shows greenhouse gas emissions reported to us under the state mandatory reporting program.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Climate-change/Reducing-carbon-pollution/2012-2016WAGreenhouseGasReportedEmissions
2012 - 2016 Washington Greenhouse Gas Reported Emissions
The Washington Mandatory Greenhouse Gas Reporting Program - Reported Emissions for 2012 - 2016
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Climate-change/Tracking-carbon-pollution/2012-2016WAGreenhouseGasReportedEmissions
0181009 GHG Reporting Schedule
2018 Greenhouse Gas Fee Reporting Schedule
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Climate-change/Reducing-carbon-pollution/20181009GHGReportingSchedule
Washington's greenhouse gas emissions targets
A chart showing greenhouse gas emission reduction targets compared to a 1990 baseline.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Climate-change/Reducing-carbon-pollution/20190729emissions-alt
HFC User Guide Short 20190901
This is the short (one-page) instructions about how to submit your completed HFC notification form using our online reporting system.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Climate-change/Reducing-carbon-pollution/HFC-User-Guide-Short-20190901
HFC User Guide Long 20190901
This is the longer instructions about how to submit your completed HFC notification form using our online reporting system.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Climate-change/Reducing-carbon-pollution/HFC-User-Guide-Long-20190901
2019 Greenhouse gas fee schedule
Greenhouse gas 2019 reporting fee and schedule
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Climate-change/Reducing-carbon-pollution/20191015-GHGReportingFeeSchedule
2001 - 2017 GHG and GDP percentage changes
graph showing population, economy, greenhouse gas emissions from 2001 - 2017
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Climate-change/Reducing-carbon-pollution/20191118ghggdp-alt
2019 Transportation Fuel Supplier Calculator
2019 Calculator to determine greenhouse gas emissions from transportation fuel suppliers
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Climate-change/Tracking-carbon-pollution/2019-Transportation-fuel-supplier-tool
January 15, 2020 list of HFC manufacturers
This is the January 15, 2020 list of manufacturers that reported the status of their use of restricted hydrofluorocarbons (HFCs).
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Climate-change/Reducing-carbon-pollution/2020HFCManufacturers
Greenhouse Gas Assessment for Projects (GAP) Rulemaking June 2020 Presentation
Public webinar presentation given 6-25-20
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Rulemaking/SEA/GAP-Rulemaking-WAC-173-445/6-25-20-Presentation
Greenhouse Gas Assessment for Projects (GAP) Rulemaking July 2020 Presentation
Public webinar presentation given 7-23-20
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Rulemaking/SEA/GAP-Rulemaking-WAC-173-445/7-23-20-Presentation
Greenhouse Gas Assessment for Projects (GAP) Rulemaking August 2020 Presentation
Public webinar presentation given 8-27-20
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Rulemaking/SEA/GAP-Rulemaking-WAC-173-445/8-27-20-Presentation
Greenhouse Gas Assessment for Projects (GAP) Rulemaking June 2020 Meeting Summary
Meeting summary for 6-25-20 public rulemaking webinar
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Rulemaking/SEA/GAP-Rulemaking-WAC-173-445/6-25-20-Meeting-Summary
Greenhouse Gas Assessment for Projects (GAP) Rulemaking July 2020 Meeting Summary
Meeting summary for 7-23-20 public rulemaking webinar
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Rulemaking/SEA/GAP-Rulemaking-WAC-173-445/7-23-20-Meeting-Summary
Greenhouse Gas Assessment for Projects (GAP) Rulemaking August 2020 Meeting Summary
Meeting summary for 8-27-20 public rulemaking webinar
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Rulemaking/SEA/GAP-Rulemaking-WAC-173-445/8-27-20-Meeting-Summary
Focus on: Climate change and health equity
A joint Ecology and Health focus sheet exploring the health and community impacts of climate change.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Climate-change/201210-climate-justice-focus-sheet
2021 State Agency Greenhouse Gas Reporting Calculator
Calculator for state agencies to determine their greenhouse gas emissions
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Climate-change/Reducing-carbon-pollution/2021-state-agency-GHG-calculator
Chapter 173-445 WAC
This is the rulemaking page for Chapter 173-443 WAC, Greenhouse Gas Assessment for Projects.
https://ecology.wa.gov/Regulations-Permits/Laws-rules-rulemaking/Rulemaking/WAC-173-445
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