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...
Rulemaking Overview (WAC 173-18; WAC 173-20; WAC 173-22; WAC 173-26; WAC 173-27)
This is a rulemaking overview for WAC 173-18; WAC 173-20; WAC 173-22; WAC 173-26; WAC 173-27
https://ecology.wa.gov/rulemaking-overview-wac-173-18;-wac-173-20;-wac-173-22;-wac-173-26;-wac-173-27
Comment period: Shoreline Management Act, Chapters 173-26 and 173-27 WAC, Rulemaking Public Input
Comment form for input and feedback during the ongoing rulemaking to amend Chapters 173-26 and 173-27.
https://ecology.wa.gov/comment-period-shoreline-management-act-chapters-173-26-and-173-27-wac-rulemaking-public-input
Shoreline permits & enforcement
We support local governments in administering and enforcing shoreline permits.
https://ecology.wa.gov/regulations-permits/permits-certifications/shoreline-permits-enforcement
Shoreline Master Programs Handbook
The Handbook helps local governments update their shoreline master programs.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/shoreline-master-plan-handbook
​SEPA subject index
References to SEPA topics in rule and statute​.
https://ecology.wa.gov/regulations-permits/sepa/environmental-review/sepa-guidance/sepa-subject-index
SEPA checklist guidance, Section B: Water
Guidance to complete Water 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-3-water
SEPA checklist guidance, Section B: Plants
SEPA Guidance for Plants section, Part B for the state Environmental Checklist.
https://ecology.wa.gov/regulations-permits/sepa/environmental-review/sepa-guidance/sepa-checklist-guidance/sepa-checklist-section-b-environmental-elements/environmental-elements-4-plants
SEPA checklist guidance, Section B: Energy & natural resources
Guidance for Energy & natural resources section for Part B, 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-6-energy-natural-resou
SEPA checklist guidance, Section B: Housing
Guidance for completing Housing section for Part B of the 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-9-housing
SEPA checklist guidance, Section B: Light & glare
Guidance for completing Light & glare section in Part B of the 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-11-light-glare
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 173-26 and 173-27 WAC, Shoreline Management Act
This is the rulemaking page for Chapter 173-26 WAC, Chapter 173-27 WAC
https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/rulemaking/wac-173-26-27-shoreline-management-act
2020-21 Project Awards: Chehalis River Basin Aquatic Species Restoration Plan
Descriptive list of state grant awards for aquatic habitat restoration projects in the Chehalis Basin
https://ecology.wa.gov/2020-21-asrp-project-list
Stormwater monitoring
Stormwater monitoring helps us know how well water quality permits are working.
https://ecology.wa.gov/regulations-permits/reporting-requirements/stormwater-monitoring
Frequently flooded areas: Critical Areas Ordinance
Frequently flooded areas are covered by Critical Areas Ordinances promoting safety from floods.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/guidance-for-floodplains-critical-areas-ordinanc
Upland Finfish Hatching & Rearing General Permit
This water quality permit covers certain hatcheries that raise finfish species.
https://ecology.wa.gov/regulations-permits/permits-certifications/upland-finfish-permit
Stormwater Action Monitoring - Effectiveness studies
Learning what works best to reduce urban runoff volumes and pollution in Western Washington.
https://ecology.wa.gov/regulations-permits/reporting-requirements/stormwater-monitoring/stormwater-action-monitoring/sam-effectiveness-studies
SEPA Supplemental Orca Checklist Guidance
This guidance helps applicants complete the SEPA Supplemental Orca Checklist.
https://ecology.wa.gov/regulations-permits/sepa/environmental-review/sepa-guidance/sepa-checklist-guidance/sepa-checklist-supplemental-orca-checklist-guidanc
Stormwater Action Monitoring - Administering pooled resources
Credible and transparent administration of Stormwater Action Monitoring program.
https://ecology.wa.gov/regulations-permits/reporting-requirements/stormwater-monitoring/stormwater-action-monitoring/administration
Chehalis flood reduction project draft EIS presentation
Presentation of draft EIS for Chehalis Basin flood-reduction project
https://ecology.wa.gov/chehalis-draft-sepa-eis-presentation
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