Tenino, Washington, adopted the 2018 International Swimming Pool and Spa Code (ISPSC). Tenino, WA, Muni. Code § 5.04A.010 (adoption).
Tenino, Washington, adopted the 2018 International Mechanical Code (IMC), Tenino, WA, Muni. Code § 5.04A.030 (adoption).
Tenino, Washington, adopted the 2018 National Fuel Gas Code (NFPA 54). Tenino, WA, Muni. Code § 5.04A.040 (adoption).
Tenino, Washington, adopted the 2018 Liquefied Petroleum Gas Code (NFPA 58). Tenino, WA, Muni. Code § 5.04A.050 (adoption).
Tenino, Washington, adopted the 2018 International Fuel Gas Code (IFGC). Tenino, WA, Muni. Code § 5.04A.060 (adoption).
Tenino, Washington, adopted the 2018 International Fire Code (IFC), including Appendices B, C, and E, with amendments. Tenino, WA, Muni. Code § 5.04A.070 (adoption and amendments) and Chapter 5.06 (additional requirements).
Tenino, Washington, adopted the 2018 Uniform Plumbing Code (UPC), including Appendices A, B, I, and L, with amendments. Tenino, WA, Muni. Code § 5.04A.080 (adoption and amendments).
Tenino, Washington, adopted the 2018 IECC/Washington State Energy Code. Tenino, WA, Muni. Code § 5.04A.090 (adoption).
Tenino, Washington, adopted the 2018 Ventilation and Indoor Air Quality Code. Tenino, WA, Muni. Code § 5.04A.100 (adoption).
Tenino, Washington, adopted the 2018 International Property Maintenance Code (IPMC). Tenino, WA, Muni. Code § 5.04A.110 (adoption).
Tenino, Washington, adopted the "latest" National Electrical Code (NEC). Tenino, WA, Muni. Code § 5.04B.020 (Definitions). Note that the NEC is adopted by the State of Washington as a part of the Washington State Building Code and included in the definition section of the Construction Administrative Code.
Note that the above codes are the current effective codes until March 15, 2024, when the 2021 edition will become effective. See PLRB, Washington Building Codes.