Washington Building Codes

Code Books
Building Code 2015 of Washington
adopts the IBC 2015 with amendments
Residential Code 2015 of Washington
adopts the IRC 2015 with amendments
Existing Building Code 2015 of Washington
adopts the IEBC 2015 with amendments
Mechanical Code 2015 of Washington
adopts the IMC 2015 with amendments
Fire Code 2015 of Washington
adopts the IFC 2015 with amendments
Fuel Gas Code 2015 of Washington
adopts the IFGC 2015 with amendments
Energy Conservation Code 2015 of Washington
adopts the IECC 2015 with amendments
Swimming Pool and Spa Code 2015 of Washington
adopts the ISPSC 2015 without amendments
WAC 51-54A-8200 Appendix N: Wildland Urban Interface Code
adopts the IWUIC 2015 with amendments
2015 Uniform Plumbing Code
This publication is not currently available.
Additional Resources
2010 ADA Standards
Fair Housing Act Design Manual [PDF]
OSHA
OSHA 1904 Recordkeeping
OSHA 1910 General Industry
OSHA 1926 Construction
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INCORPORATED AMENDMENTS
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
UPCOMING CHANGS
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FURTHER INFORMATION
State Codes, Regulations & Guidelines
Recently Enacted Rules

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Most Popular Sections
Chapter 10 Means of Egress [Building Code] Chapter 27 Plumbing Fixtures [Residential Code] Chapter 3 Building Planning [Residential Code] Chapter 6 Wall Construction [Residential Code] Chapter 29 Plumbing Systems [Building Code] Chapter 4 Ventilation [Mech. Code] Chapter 3 Use and Occupancy Classification [Building Code] Chapter 4 Foundations [Residential Code] Chapter 5 Floors [Residential Code] Chapter 7 Fire and Smoke Protection Features [Building Code]

Washington Building Codes

The building codes of Washington adopt the the International Building Code 2015 (IBC 2015), International Residential Code 2015 (IRC 2015), International Existing Building Code 2015 (IEBC 2015), International Mechanical Code 2015 (IMC 2015), International Fire Code 2015 (IFC 2015), International Fuel Gas Code 2015 (IFGC 2015), International Energy Conservation Code 2015 (IECC 2015), International Swimming Pool and Spa Code 2015 (ISPSC 2015), International Wildland-Urban Interface Code 2015 (IWUIC 2015), and the 2015 Uniform Plumbing Code. These codes include amendments enacted at the state level.

Washington building codes, including the fire and residential codes

Amendments

States and cities enact critical amendments to the base codes. Washington has made amendment to the codes. UpCodes provides the only source to view these amendments integrated into the model codes. Learn about amendments