Revised Code of Washington Title 82 — Excise Taxes
RCW 82.34.090 — Certified mail — Use of in sending certificates or notice of refusal to issue certificates
The department shall send a certificate or supplement when issued, by certified mail to the applicant. Notice of the department's refusal to issue a certificate or supplement shall likewise be sent to the applicant by certified mail. [ 1967 ex.s. c 139 s 9 .]
Source: official text