Washington Building Codes

Codes
2018 Washington State Building Code
adopts the IBC 2018 with amendments
2018 Washington State Residential Code
adopts the IRC 2018 with amendments
2018 Washington State Existing Building Code
adopts the IEBC 2018 with amendments
2018 Washington State Fire Code
adopts the IFC 2018 with amendments
2018 Washington State Mechanical Code
adopts the IMC 2018 with amendments
Fuel Gas Code 2018 of Washington
adopts the IFGC 2018 with amendments
2018 Washington State Energy Code - Commercial Provisions
adopts the IECC 2018 with amendments
2018 Washington State Energy Code - Residential Provisions
adopts the IECC 2018 with amendments
2018 Washington State Wildland-Urban Interface Code
adopts the IWUIC 2018 with amendments
Swimming Pool and Spa Code 2018 of Washington
adopts the ISPSC 2018 without amendments
Accessible and Usable Buildings and Facilities 2009 of Washington
adopts the A117.1, 2009 with amendments
Standard for the Installation of Sprinkler Systems 2016 of Washington
adopts the NFPA 13, 2016 without amendments
National Electrical Code 2020 of Washington
adopts the NFPA 70, 2020 with amendments
This code is not available on UpCodes.
National Fire Alarm and Signaling Code 2016 of Washington
adopts the NFPA 72, 2016 without amendments
2018 Washington State Plumbing Code
adopts the UPC 2018 with amendments
Safety Code for Elevators and Escalators 2016 of Washington
adopts the ASME A17.1, 2016 with amendments
Building Code Requirements for Structural Concrete of Washington
adopts the ACI 318 2014 with amendments
2015 Washington State Building Code
adopts the IBC 2015 with amendments
2015 Washington State Residential Code
adopts the IRC 2015 with amendments
2015 Washington State Existing Building Code
adopts the IEBC 2015 with amendments
2015 Washington State Fire Code
adopts the IFC 2015 with amendments
2015 Washington State Mechanical Code
adopts the IMC 2015 with amendments
2015 Washington State Fuel Gas Code
adopts the IFGC 2015 with amendments
2015 Washington State Energy Code
adopts the IECC 2015 with amendments
WAC 51-54A-8200 Appendix N: Wildland Urban Interface Code
adopts the IWUIC 2015 with amendments
Swimming Pool and Spa Code 2015 of Washington
adopts the ISPSC 2015 without amendments
Accessible and Usable Buildings and Facilities 2009 of Washington
adopts the A117.1, 2009 with amendments
This code is not available on UpCodes.
Standard for the Installation of Sprinkler Systems 2013 of Washington
adopts the NFPA 13, 2013 without amendments
2015 Washington State Plumbing Code
adopts the UPC 2015 with amendments
This code is not available on UpCodes.
OSHA
OSHA 1904 Recordkeeping
OSHA 1910 General Industry
OSHA 1926 Construction
Additional Resources
2010 ADA Standards
Fair Housing Act Design Manual [PDF]

Adoption Info

INCORPORATED AMENDMENTS
2018
2018 Washington State Building Code
(CHAPTER 51-50 WAC)
2018 IBC Insert Pages
Effective February 1, 2021
Original document
2018 Washington State Residential Code
(CHAPTER 51-51 WAC)
2018 IRC Insert Pages
Effective February 1, 2021
Original document
2018 Washington State Mechanical Code
(CHAPTER 51-52)
2018 IMC Insert Pages
Effective February 1, 2021
Original document
2018 Washington State Fire Code
(CHAPTER 51-54A)
2018 IFC Insert Pages
Effective February 1, 2021
Original document
2018 Washington State Energy Code - Commercial
(CHAPTER 51-11C)
2018 IECC Commercial Provisions Insert Pages
Effective February 1, 2021
Original document
2018 Washington State Energy Code - Residential
(CHAPTER 51-11R WAC)
2018 IECC Residential Provisions Insert Pages
Effective February 1, 2021
Original document
WAC 296-96-00675
Effective October 1, 2018
Original document

2015
2015 IBC 2nd Edition (Chapter 51-50 WAC)
Effective July 1, 2019
Original document
2015 IRC 2nd Edition (Chapter 51-51 WAC)
Effective July 1, 2019
Original document
2015 IFC 3rd Edition (Chapter 51-54A WAC)
Effective July 1, 2019
Original document
WAC 51-11C (Commercial) 3rd Edition
Effective July 1, 2019
Original document


NOTICE
The 2018 Washington State Building Code includes adoption of the 2018 International Existing Building Code and ICC/ANSI A117.1-2009.

The 2018 Washington State Mechanical Code includes adoption of 2018 International Fuel Gas Code, 2018 NFPA 58 & 2017 NFPA 54.

FURTHER INFORMATION
State Codes, Regulations & Guidelines
Recently Enacted Rules

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Most Popular Chapters
Most Popular Sections
Chapter 4 Foundations [Residential Code] Chapter 10 Means of Egress [Building Code] Chapter 15 Exhaust Systems [Residential Code] Chapter 3 Use and Occupancy Classification [Building Code] Chapter 4 Ventilation [Mech. Code] Chapter 3 Building Planning [Residential Code] Chapter 9 Roof Assemblies [Residential Code] Chapter 7 Fire and Smoke Protection Features [Building Code] Chapter 5 General Building Heights and Areas [Building Code] Chapter 6 Wall Construction [Residential Code]

Washington Building Codes

The building codes of Washington adopt the the 2018 Washington State Building Code, 2018 Washington State Residential Code, 2018 Washington State Existing Building Code, 2018 Washington State Fire Code, 2018 Washington State Mechanical Code, International Fuel Gas Code 2018 (IFGC 2018), 2018 Washington State Energy Code - Commercial Provisions, 2018 Washington State Energy Code - Residential Provisions, 2018 Washington State Wildland-Urban Interface Code, International Swimming Pool and Spa Code 2018 (ISPSC 2018), Accessible and Usable Buildings and Facilities, 2009, Standard for the Installation of Sprinkler Systems, 2016, National Electrical Code, 2020, National Fire Alarm and Signaling Code, 2016, 2018 Uniform Plumbing Code, Safety Code for Elevators and Escalators, 2016, and the Building Code Requirements for Structural Concrete 2014.

Washington building codes, including the fire and residential codes

Washington Agencies

Washington State Building Code Council
Website: https://sbcc.wa.gov
1500 Jefferson Avenue SE
Post Office Box 41449
Olympia, Washington 98504-1449
Phone: 360-407-9277
Email: sbcc@des.wa.gov