RCW 70A.205.105: Local health departments may contract with the department of ecology.

Any jurisdictional health department and the department of ecology may enter into an agreement providing for the exercise by the department of ecology of any power that is specified in the contract and that is granted to the jurisdictional health department under this chapter. However, the jurisdictional health department shall have the approval of the legislative authority or authorities it serves before entering into any such agreement with the department of ecology.