Wash. Rev. Code § 50.12.150
The attorney general shall be the general counsel of each and all divisions and departments under this title and it shall be his or her duty to institute and prosecute all actions and proceedings which may be necessary in the enforcement and carrying out of each, every, and all of the provisions of this title, and it shall be the duty of the attorney general to assign such assistants and attorneys as may be necessary to the exclusive duty of assisting each, every, and all divisions and departments created under this title in the enforcement of this title. The salaries of such assistants shall be paid out of the unemployment compensation administration fund, together with their expenses fixed by the attorney general and allowed by the treasurer of the unemployment compensation administration fund when approved upon vouchers by the attorney general.
RCW 50.12.150
Attorney general: Chapter 43.10 RCW.