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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A User's Guide to Compost: The Beauty of Your Lawn and Garden Blossoms from the Soil

A composting guide aimed at homeowners.

https://ecology.wa.gov/a-user-s-guide-to-compost-the-beauty-of-your-lawn

Building Soil: Guidelines and Resources for Implementing Soil Quality and Depth BMP T5.13

Best management practices for composting and soil management.

https://ecology.wa.gov/building-soil-guidelines-and-resources-for-implem

Applying Handling Charge

LightRecycle Washington - Applying the environmental handling charge

https://ecology.wa.gov/applyinghandlingcharge

Bio Recycling North Ranch Final Coverage Letter

A letter outlining the final coverage requirements for Bio Recycling's North Ranch site.

https://ecology.wa.gov/biorecyclingfinalcoverageletter12-2017

Bio Recycling North Ranch Response to Comments

Ecology's response to comments on the issuance of coverage for Bio Recycling's North Ranch site.

https://ecology.wa.gov/biorecyclingresponsetocomments12-2017

Biosolids Sampling and Analysis Plan Template

A document template for use in developing a biosolids sampling and analysis plan.

https://ecology.wa.gov/biosolids-sampling-and-analysis-plan

PCR Advisory committee meeting notes

These are notes from an advisory committee meeting, dealing with definitions regarding Washington's requirements for products to contain recycled material.

https://ecology.wa.gov/advisory-committee-meeting-notes

Collection Events under the E-Cycle Washington Program

This document answers frequently asked questions regarding collection events for the E-Cycle Washington program.

https://ecology.wa.gov/collectioneventsfaq12-09-08

8-18-22 Advisory committee meeting presentation

This is a presentation of the PCR rulemaking advisory committee meeting, from 8-18-22.

https://ecology.wa.gov/8-16-22-advisory-committee-meeting-presentation

8-18-22 Advisory Committee Notes

These are meeting notes from the 8-18-22 meeting of the PCR rulemaking advisory committee.

https://ecology.wa.gov/8-16-22-advisory-committee-notes

9-29-22 PCR Rulemaking Meeting Notes

This document contains summary notes from the final meeting of the post-consumer resin rulemaking advisory committee.

https://ecology.wa.gov/9-29-22-pcr-rulemaking-meeting-notes

9-29-22 PCR Rulemaking Meeting Notes

This document contains summary notes from the final meeting of the post-consumer resin rulemaking advisory committee.

https://ecology.wa.gov/9-29-22-pcr-rulemaking-meeting-notes-1

Ace Metal Co. Audit Report

This document includes information about direct processor, Ace Metal Co., and includes their annual environmental audit report. This audit verifies compliance with the performance standards for direct processors in the E-Cycle WA program.

https://ecology.wa.gov/acemetalauditsummary2017-pdf

Chapter 173-925 WAC

This document is the Washington Administrative Code (WAC) for post-consumer recycled content in plastic containers.

https://ecology.wa.gov/chapter-173-925-wac

Alt chart-Biosolids quality and use 2022

This spreadsheet is an alternative version of a chart representing Washington's biosolids management.

https://ecology.wa.gov/alt-chart-biosolids-quality-and-use-2022

Biosolids_EasternWA_LandApp

This map shows locations of biosolids land application sites in Eastern Washington.

https://ecology.wa.gov/biosolids_easternwa_landapp

Biosolids_WesternWA_LandApp

This map shows locations of biosolids land application sites in Western Washington.

https://ecology.wa.gov/biosolids_westernwa_landapp

Alt chart-Biosolids quality and use 2022

This spreadsheet is an alternative version of a chart representing Washington's biosolids management.

https://ecology.wa.gov/alt-chart-biosolids-quality-and-use-2022-052aecf47b873b032b1db858be036363

Battery Stewardship Rule Advisory Committee 9-23-24 meeting read-along document

This is the meeting read-along document for the Battery Rulemaking Advisory Committee's Sept. 23, 2024 meeting.

https://ecology.wa.gov/9-23-24-meeting-read-along-document

Biosolids facilities list 2025

This is Ecology's official list of biosolids facilities in Washington.

https://ecology.wa.gov/biosolids-facilities-list-a5a06e95e96db8d865eedf1f5db8a461