Washington Revised Code Title 51. Industrial Insurance § 51.04.020. Powers and duties

(1) Establish and adopt rules governing the administration of this title;

(2) Ascertain and establish the amounts to be paid into and out of the accident fund;

(3) Regulate the proof of accident and extent thereof, the proof of death and the proof of relationship and the extent of dependency;

(4) Supervise the medical, surgical, and hospital treatment to the intent that it may be in all cases efficient and up to the recognized standard of modern surgery;

(5) Issue proper receipts for moneys received and certificates for benefits accrued or accruing;

(6) Investigate the cause of all serious injuries and report to the governor from time to time any violations or laxity in performance of protective statutes or regulations coming under the observation of the department;

(7) Compile statistics which will afford reliable information upon which to base operations of all divisions under the department;

(8) Make an annual report to the governor of the workings of the department;

(9) Be empowered to enter into agreements with the appropriate agencies of other states relating to conflicts of jurisdiction where the contract of employment is in one state and injuries are received in the other state, and insofar as permitted by the Constitution and laws of the United States, to enter into similar agreements with the provinces of Canada;  and

(10) Designate a medical director who is licensed under chapter 18.57 or 18.71 RCW.