The emergency medical services and trauma care system trust account is hereby created in the state treasury. Moneys shall be transferred to the emergency medical services and trauma care system trust account from the public safety education account or other sources as appropriated, and as collected under RCW
46.63.110(7) and
46.68.440. Disbursements shall be made by the department subject to legislative appropriation. Expenditures may be made only for the purposes of the state trauma care system under this chapter, including emergency medical services, trauma care services, rehabilitative services, and the planning and development of related services under this chapter and for reimbursement by the health care authority for trauma care services provided by designated trauma centers.