RCW 18.106.180: Notice of infraction—Issuance, service.

(1) An authorized representative of the department may issue a notice of infraction as specified in RCW 18.106.020 if:

(a) A person who is doing plumbing work or who is offering to do plumbing work fails to produce evidence of:

(i) Having a certificate or permit issued by the department in accordance with this chapter, or being supervised by a person who has such a certificate or permit; and

(ii) Until January 1, 2021, being registered as a contractor as required under chapter 18.27 RCW, or being employed by a person who is registered as a contractor as required under chapter 18.27 RCW;

(b) Until January 1, 2021, a person who employs anyone, or offers or advertises to employ anyone, to do plumbing work fails to produce evidence of being registered as a contractor as required under chapter 18.27 RCW;

(c) After January 1, 2021, a person who employs anyone, or offers or advertises to employ anyone, to do plumbing work fails to produce evidence of being licensed as a plumbing contractor as required under this chapter; or

(d) A contractor violates RCW 18.106.320.

(2) A notice of infraction issued under this section shall be personally served on the person or contractor named in the notice by an authorized representative of the department or sent using an electronic or nonelectronic method by which the notice can be tracked or the delivery can be confirmed to the last known address provided to the department of the person named in the notice. Before using an electronic method for the first time under this section, the department must provide the contractor the option to receive communication through a nonelectronic method.