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 Report

Overview of Ecology's 2019 report to the Legislature on the state's cannabis lab accreditation program.

https://ecology.wa.gov/cannabis-lab-report-overview

2023-GHGreport-Instructions

Instructions for completing your 2023 GHG report

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

Draft UST Service Provider list

This is a draft list of certified underground service tanks service providers.

https://ecology.wa.gov/ust-service-provider-list-10-01-17

Children's Safe Products Act Reporting Contaminants

Clarification on reporting contaminants under the Children's Safe Products Act. This includes manufacturing control programs and due diligence.

https://ecology.wa.gov/children-s-safe-products-act-reporting-contaminant

Attachment 2: Health permitting conditions

RADIOACTIVE AIR EMISSIONS LICENSE

https://ecology.wa.gov/attachment-2-health-permitting-conditions

Final Rule Chapter 173-350 WAC AO# 13-08

This is the final rule language adopted on August 1, 2018

https://ecology.wa.gov/final-rule-chapter-173-350-wac

Amended Administrative Order Docket #15419 amending Order Docket #14156

This amended order adds PUREX Tunnel 2 to the scope of Corrective Action 3 and provides additional time for USDOE-RL and CHPRC to complete Corrective Action 3.

https://ecology.wa.gov/20170915purexamendedorder

Rulemaking Proposal WAC 173-350 01/23/18

This is the information the agency filed with the Office of the Code Reviser on January 23, 2018 to formally propose amendments to Chapter 173-350 WAC - Solid Waste Handling Standards

https://ecology.wa.gov/rulemaking-proposal-wac-173-350-01-23-18

Statement of Basis for Ecology permitting conditions

STATEMENT OF BASIS HANFORD SITE AIR OPERATING PERMIT NO. 00-05-006 RENEWAL 3 ATTACHMENT 1: ECOLOGY PERMITS

https://ecology.wa.gov/statement-of-basis-for-ecology-permitting-conditio

Statement of Basis for Standard Terms and General Conditions

STATEMENT OF BASIS HANFORD SITE AIR OPERATING PERMIT NO. 00-05-006 RENEWAL 3

https://ecology.wa.gov/statement-of-basis-for-standard-terms-and-general

Section 401 Water Quality Certification request form

Section 401 request form

https://ecology.wa.gov/section-401-request-form

WSR 23-19-066 Commerical airport restrictions

WSR 23-19-066 requires commercial airports in Washington procure non-PFAS firefighting agents by 2025.

https://ecology.wa.gov/wsr-23-19-066

Recordkeeping

Learn what records your business must keep if you generate dangerous waste.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/dangerous-waste-basics/recordkeeping

Emergency Planning & Community Right-to-Know Act

Overview of Washington's EPCRA program and general reporting requirements.

https://ecology.wa.gov/regulations-permits/reporting-requirements/emergency-planning-community-right-to-know-act

Using digital reference thermometers in microbiology testing laboratories

Accredited microbiological labs may use digital reference thermometers under specific conditions.

https://ecology.wa.gov/regulations-permits/permits-certifications/laboratory-accreditation/using-digital-reference-thermometers-in-microb-1

SEPA checklist guidance, Section B: Transportation

Guidance for Transportation section for Part B of SEPA environmental checklist.

https://ecology.wa.gov/regulations-permits/sepa/environmental-review/sepa-guidance/sepa-checklist-guidance/sepa-checklist-section-b-environmental-elements/environmental-elements-14-transportation

Chapter 173-925 WAC

This is the rulemaking page for Chapter 173-925 WAC.

https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/closed-rulemaking/wac-173-925

WQWebPortal guidance

Learn how to submit your permit documents electronically through the WQWebPortal.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/water-quality-permits-guidance/wqwebportal-guidance

Underground storage tank closures

Important information about closing your underground storage tanks.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/ust-owner-and-operator-resources/tank-closures

Choosing an analytical laboratory

Take these steps and consider what you need when choosing an environmental laboratory.

https://ecology.wa.gov/regulations-permits/permits-certifications/laboratory-accreditation/how-to-choose-an-analytical-laboratory