If a firm of professional engineers incorporates in order to practice that profession as a professional service corporation under the provisions of chapter 122, Laws of 1969 (now codified as chapter 18.100 RCW), it is nevertheless still required to comply with the various registration and filing requirements of RCW 18.43.130 (8) in order to engage in the corporate practice of engineering in this state.
(1) An engineer or engineers not registered to practice within this state may practice engineering in conducting a feasibility study. (2) An engineer or engineers not registered may not conduct supervisory engineering during construction, with qualifications. (3) A partnership in which the partners are engineers is a proper organization through which to practice the profession of engineering.