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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Benton Clean Air Agency General Air Quality Rules

Including Benton Clean Air Agency rules into the State Implementation Plan

https://ecology.wa.gov/bentoncombinedfilessubmittal

State Implementation Plan Revision: Updates to Spokane Regional Clean Air Agency Regulations

State Implementation Plan Revision Updates to Spokane Regional Clean Air Agency Solid Fuel Burning Devices Rule (Regulation I - Article VIII)

https://ecology.wa.gov/finalsipspokane2015

VW Settlement - Q & A EV charging infrastructure at workplaces grants

Electric Vehicle Charging Infrastructure at State and Local Government-Owned Facilities

https://ecology.wa.gov/20191003-workplace-charging-grants

VW federal settlement electric transit bus awards

Text version of Washington map showing where electric transit bus grant awards were dispersed

https://ecology.wa.gov/06122019vwfedelectransitbus

Letter to EPA for Partial Withdrawal of SIP Submittal

Letter to EPA to withdraw part of Prevention of Significant Deterioration Rules into the State Implementation Plan

https://ecology.wa.gov/withdrawalltrnewpsdghgsept52014

The Kent, Seattle, and Tacoma Second 10‐Year Limited Maintenance Plan for Particulate Matter (PM10)

State Implementation Plan Revision for a Second 10-Year Particulate Matter (PM10) Maintenance Plan for three Puget Sound areas

https://ecology.wa.gov/seattlekenttacomalimitedmaintenanceplanpm10

VW settlement funds distribution

An image showing how the VW settlement funds will be distributed

https://ecology.wa.gov/20190205vwsettlementfundsdistribution-alt

VW state school bus grant awards

VW state school bus grant awards - text version

https://ecology.wa.gov/20181218schoolbusawardedgrants-alt

Infrastructure State Implementation Plan for 1997 Ozone Standard

State Implementation Plan Certification for the 1997 8-Hour Ozone Standard

https://ecology.wa.gov/infrastructuresip1997ozonefinal2

Vancouver Second 10-Year Maintenance Plan for Carbon Monoxide

State Implementation Plan Revision for a Second 10-Year Carbon Monoxide Maintenance Plan for Vancouver

https://ecology.wa.gov/vancouverco

20181205 Request for info - Public ferries

Request for information for public ferry repower grants

https://ecology.wa.gov/20181205-requestforinfo

2018 School Bus Replacement Preliminary Application Criteria

A criteria supplement to the 2018 Clean School Bus Replacement Application.

https://ecology.wa.gov/2018schoolbusreplacementprelimappcriteria

Vancouver Maintenance Plan for Ozone

State Implementation Plan Revision for Ozone Maintenance Plan for Vancouver

https://ecology.wa.gov/vancouvero3

2018 School Bus Replacement Preliminary Application

A preliminary application to apply for the VW state settlement grant for clean school bus replacement.

https://ecology.wa.gov/2018schoolbusreplacementprelimapplication

2018 Transit Bus Replacement Interest Form 2018

A preliminary application to apply for the VW state settlement grant for transit bus replacement.

https://ecology.wa.gov/2018transitbusreplacementinterestform2018

VW Final Executed Trust Agreements, October 2017

United States' notice of final trust agreement for VW federal settlement.

https://ecology.wa.gov/vwfinalexecutedtrust-agreements

2017 VW affected vehicles registered in Washington.

The text version for the map showing where, by percentage, the affected cars are registered in Washington.

https://ecology.wa.gov/2017affectedvwcars-alt

Masonry heaters that meet Washington standards, October 10, 2016

This is the October 10, 2016 list of masonry heaters that meet Washington standards.

https://ecology.wa.gov/20161010masonryheaters

Areas affected by nitrogen oxides emissions in Washington

Map of nitrogen oxides emissions from diesel Volkswagen (VW) vehicles in Washington

https://ecology.wa.gov/2017vwdieselnox