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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Cannabis Lab Accreditation Webinar Slides, 10-25-2018

Slide deck from outreach event about the draft legislative report on the accreditation of cannabis laboratories.

https://ecology.wa.gov/cannabis-labs-webinar-slide-deck-no-audio

Cost and Effectiveness Analysis Certification

Certification for analysis of cost and effectiveness recipients of Clean Water State Revolving Fund (CWSRF) loans

https://ecology.wa.gov/cost-and-effectiveness-analysis-certification

Fiscal Sustainability Plan Certification

Official document guaranteeing that a Clean Water State Revolving Fund (CWSRF) projects includes a Fiscal Sustainability Plan (FSP).

https://ecology.wa.gov/fiscal-sustainability-plan-certification

Certificate of compliance 2023

Manufacturers that produce food packaging sold in Washington must fill out a Certificate of Compliance to show they meet the PFAS in food packaging rules

https://ecology.wa.gov/certificate-of-compliance-2023

2021 State Agency GHG Strategy Template

Strategy template for state agency greenhouse gas reporting

https://ecology.wa.gov/2021-sa-ghgstrategytemplate

Washington Emissions Inventory Reporting System (WEIRS) Emissions Inventory Codes

Emissions Inventory Codes for Washington Emissions Inventory Reporting System (WEIRS), 12/20/19

https://ecology.wa.gov/20191220emissionsinventorycodes

Disposal by facility 2016

This is a spreadsheet of disposal amounts in Washington in 2016, grouped by facility.

https://ecology.wa.gov/disposal-by-facility-2016

2022 Greenhouse Gas Reporting Instructions

Instructions for state agencies on how to report their greenhouse gas emissions

https://ecology.wa.gov/20220110-ghg-reporting-instructions

Legal authorities

Summary of local, state and federal legal authorities for commercial fish farms

https://ecology.wa.gov/legal-authorities

DES Fleet Fuel Use by Permanently Leased Equipment and Daily Trip Rentals

Calculator for state agencies to determine their DES fuel usage.

https://ecology.wa.gov/2022-des-fleet-ghg-report

2023StateAgencyGHGCalculator

Calculator for state agencies to determine their GHG emissions

https://ecology.wa.gov/2023-state-agency-ghg-calculator

FCAAP 2023-25 Application Workshop Presentation Slides

Flood Control Assistance Account Program (FCAAP)2023-2025 Grant Application Workshop slideshow

https://ecology.wa.gov/fcaap-2023-25-application-workshop-presentation-sl

Conditional “No Exposure” Exemption Focus Sheet

Facilities with “no exposure” of industrial materials and activities to rain, snow, snowmelt, and/or runoff can apply for an exemption from coverage under the permit; this is called a Conditional No Exposure (CNE) exemption. This focus sheet explains that exemption.

https://ecology.wa.gov/cne-focus-sheet

Environmental Review Process Phases diagram

Diagram showing the overall Environmental Review Process phases

https://ecology.wa.gov/environmental-review-phases-diagram

Guidance on enforcement of lead, cadmium, and phthalate limits

Guidance on enforcement of lead, cadmium, and phthalate limits for the Children's Safe Product Act

https://ecology.wa.gov/guidance-on-enforcement-of-lead-cadmium-and-phth

Monthly dangerous waste generation limits

Quantity exclusion limits (QEL) to determine monthly dangerous waste generator category

https://ecology.wa.gov/monthly-generation-limits-plain-text

Level One Response Form Example

Example of a Completed Level One Response Form for Boatyard general permit

https://ecology.wa.gov/example-leveloneresponse-20160707

Pollution Prevention Planning Hazardous Substances List

Refer to this chemical list when doing your pollution prevention plan. Updated on May 19, 2017.

https://ecology.wa.gov/washington-state-pollution-prevention-planning-haz

Climate Resilience Strategy Engagement Plan

This Engagement Plan supports Ecology in our efforts to develop an updated statewide Climate Resilience Strategy.

https://ecology.wa.gov/climate-resilience-strategy-engagement-plan-final

Certificate of compliance: PFAS in food packaging 2024

This is the certificate of compliance for food packaging manufacturers for items regulated as of May 2024.

https://ecology.wa.gov/certificate-of-compliance-2024