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Rules Under Consideration
Emergency Rules
WAC 51-54A Additional Guidance on Installation of Energy Storage Systems
WAC 51-11R, Table 406.3, Additional HP Path for HSPF 10
WAC 51-50, Section 1613.4 and Chapter 35 Amendments to ASCE 7 Earthquake Loads
WAC 51-50-3002.4 Elevator to Accommodate Ambulance Stretcher
WAC 51-54A-8200 Rescind Wildland Urban Interface Amendments from 2018 International Fire Code
WAC 51-50-3500 & WAC 51-54A-8000 Elevator Pit Sprinklers Standards
WAC 51-11R-40310 Fireplace Pilots
Expedited Rules
2018 International Residential Code
2018 Washington State Energy Code, Commercial (Errata 2) -- Corrections to Table C403.3.2(3) to match ASHRAE 90.1
2018 International Mechanical Code
Expired Emergency Rules
WAC 51-11R, Heat Pump exemption
Off-Cycle Rulemaking
2021 International Building Code - Adopt R-4 Occupancy Group and Modify Provisions Related to Licensed Care Facilities
2018 Washington State Energy Code - Residential, Gas Fireplaces CR102
2021 Code Adoption Process
Recently Enacted Rules
2018 IBC EV Charging Adopted August 29, 2021
2018 IFC Mobile On-Demand Fueling Adopted May 21, 2021
2018 IBC Tsunami Loads Adopted May 21, 2021
2018 IBC/IRC Adult Home 8 Bed Adopted May 21, 2021
Policies and Procedures for the Consideration of Statewide and Local Amendments to the State Building Code (WAC 51-04) -- Editorial changes to the procedure for submitting state amendment proposals; changes to the scope and method for reconsideration of Council decisions. Adopted November 6, 2020
2018 Codes
2018 Washington State Energy Code, Commercial Errata - This is an errata filing to correct section references and other such editorial issues. Adopted September 10, 2020; Effective Feb. 1, 2021
2018 Washington State Energy Code, Residential Errata - This is an errata filing to correct section references and other such editorial issues. Adopted September 10, 2020; Effective Feb. 1, 2021
2018 International Building Code - This code also includes amendments for the 2018 International Existing Building Code. Adopted July 26, 2019; Effective Feb. 1, 2021
2018 International Building Code (Pt. 2) - Correlation issues on stair pressurization and smoke control. Adopted November 8, 2019; Effective Feb. 1, 2021
2018 International Fire Code - Adoption and amendment of the 2018 International Fire Code.
Adopted July 26, 2019; Effective Feb. 1, 2021
2018 International Fire Code (Pt. 2) - Correlation of existing state amendments and 2018 IFC language. Adopted November 8, 2019; Effective Feb. 1, 2021
2018 Washington State Energy Code - Commercial - Link to pdf language.
Adopted July 26, 2019; Effective Feb. 1, 2021
2018 Washington State Energy Code - Residential - Link to pdf language.
Adopted November 8, 2019; Effective Feb. 1, 2021
2018 International Residential Code - Proposed changes to the 2018 IRC, including adoption of a modified Appendix Q for tiny houses.
Adopted November 8, 2019; Effective Feb. 1, 2021
2018 International Residential Code - Additional changes correlating the whole house mechanical ventilation system with the IMC. To be posted shortly.
Adopted April 10, 2020; Effective Feb. 1, 2021
2018 International Mechanical Code - Proposed changes to the 2018 IMC, including revised requirements for whole-house ventilation. Adopted November 8, 2019; Effective Feb. 1, 2021
2018 Uniform Plumbing Code - Proposed changes to the 2018 UPC, including new requirements for water conserving fixtures. Adopted November 8, 2019; Effective Feb. 1, 2021
Policies and Procedures for Consideration of Statewide and Local Amendments - Clarifications and specifications for the process of submitting and reviewing amendments to the state building code.