Section 69.30.080 - Licenses or certificates of approval-Department may deny, revoke, or suspend(1) The department may deny, revoke, or suspend a person's license or certificate of approval for: (a) Violations of this chapter or the rules adopted under this chapter; or(b) Harassing or threatening an authorized representative of the department during the performance of his or her duties.(2)RCW 43.70.115 governs notice of a license denial, revocation, suspension, or modification and provides the right to an adjudicative proceeding.Amended by 2011 c 194,§ 6, eff. 7/22/2011.1991 c 3 § 304; 1989 c 175 § 125; 1979 c 141 § 71; 1955 c 144 § 8.Effective date-1989 c 175: See note following RCW 34.05.010.