Building Safety in Cowlitz County, WA (2026)
2 rules for unincorporated Cowlitz County, Washington.
Verified from official government sources
Building Permits
All construction work regulated by an adopted code in unincorporated Cowlitz County needs a permit from the Department of Building and Planning under CCC § 16.05.160. Denials go to the Hearing Examiner within 20 days for a $1,000 fee under CCC § 16.05.180.
Cowlitz County Building Permit Requirements
Some RestrictionsCowlitz County Code §§ 16.05.160, 16.05.180
§ 16.05.160. Permits. All permits under any code adopted by the ordinance codified in this chapter shall be obtained from the Department. Permits shall be applied for on forms provided by the Department. All permits issued by the Department prior to the effective date of this ordinance shall be effective provided construction begins within 180 days of permit issuance, and work proceeds through ...
Plumbing Permits
Unincorporated Cowlitz County enforces plumbing work under the 2021 Uniform Plumbing Code, adopted by reference at CCC § 16.05.110, with only Appendix A carried over and a county-set plan review fee due when plans are submitted, not when the permit itself is issued.
Cowlitz County Plumbing Code and Permits
Some RestrictionsCowlitz County Code § 16.05.110
§ 16.05.110. Plumbing code. ... Cowlitz County hereby adopts by reference the 2021 edition of the Uniform Plumbing Code and U.P.C. standards, as published by the International Association of Plumbing and Mechanical Officials and as now or hereafter amended by the Washington State Building Code Council, and with the following additions, deletions, and exceptions: A. The following portions of the...
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