Rev. Code Wash. (ARCW) § 19.158.040
§ 19.158.040. Unprofessional conduct
In addition to the unprofessional conduct described in RCW 18.235.130, the director of the department of
licensing may take disciplinary action for any of the following conduct, acts, or conditions:
(1)
It shall be unlawful for any person to engage in unfair or deceptive commercial telephone solicitation.
(2)
A commercial telephone solicitor shall not place calls to any residence which will be received before
8:00 a.m. or after 9:00 p.m. at the purchaser's local time.
(3)
A commercial telephone solicitor may not engage in any conduct the natural consequence of which is to
harass, intimidate, or torment any person in connection with the telephone call.