Persons exempt from licensure.
RCW 18.210.150
in effectA person engaged in any of the following activities is not required to be licensed in accordance with this chapter: (1) A licensed professional engineer, as provided in chapter 18.43 RCW, if the professional engineer performs the design work in accordance with this chapter and rules adopted under this chapter; or (2) An employee or a subordinate of a person licensed under chapter 18.43 RCW as a professional engineer, or a person licensed under this chapter if the work is performed under the direct supervision of the engineer or licensee and does not include final design decisions.
A person engaged in any of the following activities is not required to be licensed in accordance with this chapter:
(1) A licensed professional engineer, as provided in chapter 18.43 RCW, if the professional engineer performs the design work in accordance with this chapter and rules adopted under this chapter; or
(2) An employee or a subordinate of a person licensed under chapter 18.43 RCW as a professional engineer, or a person licensed under this chapter if the work is performed under the direct supervision of the engineer or licensee and does not include final design decisions.
Source: WA Statutes (Official Site)URL: https://app.leg.wa.gov/RCW/default.aspx?cite=18.210&full=trueFetched: 6/28/2026