Wash. Rev. Code § 67.70.330
The director shall have the power to enforce this chapter and the penal laws of this state relating to the conduct of or participation in lottery activities and the manufacturing, importation, transportation, distribution, possession, and sale of equipment or paraphernalia used or for use in connection therewith. The director, the deputy director, assistant directors, and each of the director's investigators, enforcement officers, and inspectors shall have the power to enforce this chapter and the penal laws of this state relating to the conduct of or participation in lottery activities and the manufacturing, importation, transportation, distribution, possession, and sale of equipment or paraphernalia used or for use in connection therewith. They shall have the power and authority to apply for and execute all warrants and serve process of law issued by the courts in enforcing the penal provisions of this chapter and the penal laws of this state relating to the conduct of or participation in lottery activities and the manufacturing, importation, transportation, distribution, possession, and sale of equipment or paraphernalia used or for use in connection therewith. They shall have the power to arrest without a warrant, any person or persons found in the act of violating any of the penal provisions of this chapter and the penal laws of this state relating to the conduct of or participation in lottery activities and the manufacturing, importation, transportation, distribution, possession, and sale of equipment or paraphernalia used or for use in connection therewith. To the extent set forth in this section, the office of the director shall be a law enforcement agency of this state with the power to investigate for violations of and to enforce the provisions of this chapter and to obtain information from and provide information to all other law enforcement agencies.
RCW 67.70.330