Title 17G Administration and Procedures
Chapter 17G.010 Building and Construction Permits
Section 17G.010.200 Application for Worker’s License
- State Licenses, Permits, Certificates.
Electricians and electrical apprentices are certificated by the Washington State Department of Labor and Industries under chapter 19.28 RCW. Persons engaged in the craft of installing, altering, repairing, and renovating potable water systems and liquid waste systems within a building, either as a journeyman plumber or specialty plumber, must have a certificate issued by the Washington State Department of Labor and Industries, as provided in chapter 18.106 RCW.
- Boiler Operators’ and Boiler Inspectors’ Licenses.
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- An applicant for a license under the boiler and pressure vessel code shall pay the prescribed fees and apply to the Development Services Department on prescribed forms.
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- Unless the application is to renew a license in good standing for the succeeding year, the applicant shall be examined as to their qualifications by the Building Official.
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- To be eligible to apply for a license, an applicant must meet the following minimum qualifications:
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- First class engineer and boiler inspector: Two years of practical experience as a boiler operator in a high-pressure plant exceeding eight million BTU input.
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- Second class engineer: One year of practical experience as a high-pressure boiler operator in a high-pressure plant exceeding four million BTU input.
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- Third class engineer: One year of practical experience.
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- Small high-pressure boiler operator: Must pass the prescribed examination.
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- Low-pressure boiler operator: Must pass the prescribed examination.
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- All boiler operation and boiler inspector license holders must renew the license annually by December 31st.
- Mechanics’ Licenses.
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- An applicant for any license to do work under the mechanical code shall pay the prescribed fees and apply to the Development Services Department on prescribed forms.
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- The Building Official shall examine to determine the qualifications and fitness of original applicants for licenses as a gas heating mechanic. The Building Official may similarly examine any applicant for a renewal of such license.
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- To be eligible to apply for a license, an applicant must meet the following minimum qualifications:
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- Gas heating mechanic I or gas inspector I: No Requirements.
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- Gas heating mechanic II or gas inspector II: Must possess an active Gas Mechanic I license.
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- “Gas fitting work” means the installation, alteration, extension, repair, or maintenance, from the outlet of the gas meter, of gas piping, venting, and appliances.
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- All mechanical license holders must renew the license annually by December 31st. If the license is expired for more than 90 days, a new application and exam is required.
- Apprentices.
The Building Official may promulgate from time to time rules for the licensing, registration, or regulation, or apprentices in the various trades, consistent with federal and state law.
- Registered Servicers.
An applicant for a license to test, maintain, and alter fire alarm systems, portable fire extinguishers, range hood systems, sprinkler systems, standpipe systems, or underground critical materials storage tanks must pay the prescribed fee and apply to the fire official. Proof of competency is by exam, demonstration, or submittal of credentials as approved by the fire official.
- Refueler Operator.
An applicant for a permit to operate an aircraft refueler vehicle must present to the fire official an identification card issued by their employer certifying the applicant’s qualifications, as provided in UFC Section 2402.3.
Date Passed: Monday, October 20, 2025
Effective Date: Friday, November 28, 2025
ORD C36753 Section 48