RCW 48.30.050
Advertising must show name and domicile.
Every advertisement of, by, or on behalf of an insurer shall set forth the name in full of the insurer and the location of its home office or principal office, if any, in the United States (if an alien insurer).
[1947 c 79 § .30.05; Rem. Supp. 1947 § 45.30.05.]