Rulemaking

Rules Under Consideration

Updated December 18, 2019

Emergency Rules

None at this time.

Expedited Rules 

2018 International Residential Code

Proposed Permanent Rules

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. 

Recently Enacted Rules 

2018 Codes

2018 International Building Code - This code also includes amendments for the 2018 International Existing Building Code.  Adopted July 26, 2019; Effective February 1, 2021

2018 International Building Code (Pt. 2) -  Correlation issues on stair pressurization and smoke control. Adopted November 8, 2019; Effective February 1, 2021 

2018 International Fire Code  - Adoption and amendment of the 2018 International Fire Code.
Adopted July 26, 2019; Effective February 1, 2021

2018 International Fire Code (Pt. 2) - Correlation of existing state amendments and 2018 IFC language. Adopted November 8, 2019; Effective February 1, 2021

2018 Washington State Energy Code - Commercial - Link to pdf language.
Adopted July 26, 2019; Effective February 1, 2021

2018 Washington State Energy Code - Residential - Link to pdf language.
Adopted November 8, 2019; Effective February 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 February 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 February 1, 2021
  
2018 International Mechanical Code - Proposed changes to the 2018 IMC, including revised requirements for whole-house ventilation. Adopted November 8, 2019; Effective February 1, 2021

2018 Uniform Plumbing Code - Proposed changes to the 2018 UPC, including new requirements for water conserving fixtures.  Adopted November 8, 2019; Effective February 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.

2015

2015 IRC - Sizing Footings in Light Frame Construction. The Council adopted new sizing tables to allow more options. Adopted November 20, 2018, Effective July 1, 2019. 

2015 IBC - Mass Timber, Seismic requirements for structures between 160 and 240 ft in height, classification of some daycares as Risk Category III, and Passenger Rail system construction. Interim changes were adopted by the Council to move forward with changes to the mass timber section prior to the adoption of the 2018 edition of the code. Adoption of NFPA 130 for passenger rail systems was also introduced. Adopted Nov. 30, 2018, Effective July 1, 2019.

2015 IFC Mass Timber and Passenger Rail system construction/Alternative to NICET certification. Interim changes were adopted by the Council to move forward with changes to the mass timber section prior to the adoption of the 2018 edition of the code. Adoption of NFPA 130 for passenger rail systems was also introduced. Changes were adopted to allow the use of ESA/NTS certification in lieu of NICET.
 Adopted Nov. 30, 2018, Effective July 1, 2019.

2015 WSEC-Commercial - Modifications to the component performance table and reinstatement of an allowance for end run piping for pipe insulation. Adopted Nov. 30, 2018, Effective July 1, 2019.