2018 Edition of the International Building Code (IBC) as published by the International Code Council (ICC), hereafter IBC, including the 2018 International Existing Building Code (IEBC), adopted in accordance with Washington Administrative Code (WAC), Chapter 51-50; including IBC Sections 101 through 112, including IBC Appendix Chapters, C (Agricultural Buildings), G (Flood Resistant Construction) H (Signs) and J (Grading). Excluding IBC, Chapter 1, Sub-Section 101.4.3. (Plumbing); excluding Sections 113 through 116; excluding Appendix Chapter H, Section H106 (Electrical for Signs).

2018 Edition of the International Residential Code for One-and Two-Family Dwellings as published by the International Code Council (ICC), hereafter the IRC, as adopted in accordance with Washington Administrative Code (WAC) Chapter 51-51. Excluding IRC, Chapter 11, Energy Efficiency regulations pursuant to WAC 51-11R and Chapters 25 through 43, Plumbing and Electrical Provisions regulated pursuant to WAC 51-56 and WAC 296-46B. Adopting Appendix Chapters, CR (Light Straw-Clay Construction) and S (Strawbale Construction).

2018 Edition of the International Fire Code as published by the International Code Council (ICC), hereafter the IFC, as adopted in accordance with Washington Administrative Code (WAC) Chapter 51-54. Adopting Chapters, C (Fire Hydrant Locations and Distribution), E (Hazard Categories), F (Hazard Ranking), G (Cryogenic Fluids), H (Hazardous Materials Management Plan), I (Fire Protection Systems—Non-Compliant Conditions), and L (Requirements for Firefighter Air Replenishment Systems).

2018 Edition of the International Mechanical Code as published by the International Code Council (ICC), hereafter the IMC, as adopted in accordance with Washington Administrative Code (WAC) Chapter 51-52, including the 2018 International Fuel Gas Code, 2018 National Fuel Gas Code-National Fire Protection Association (NFPA) 54, and the 2017 Liquified Petroleum Gas Code-NFPA 58.

(e) 2018 Edition of the Uniform Plumbing Code as published by the International Association of Plumbing and Mechanical Officials (IAPMO), hereafter the UPC, as adopted in accordance with Washington Administrative Code (WAC) Chapter 51-56. Excluding Chapter 1, Section 107 (Board of Appeals).

1997 Edition of the Uniform Code for the Abatement of Dangerous Buildings as published by the International Conference of Building Officials.

2018 Edition of the International Energy Conservation Code as published by the International Code Council (ICC), herein after the Washington State Energy Code (WSEC) as adopted by the Washington Administrative Code (WAC) 51-11R (Residential) and 51-11C (Commercial).