Declares that expenditures from the medical aid fund shall be made only to the industrial insurance division at the department of labor and industries for purposes related to the payment of benefits or the administration of industrial insurance programs.

Requires the director to submit a written letter to the legislature by December 1st of each year attesting that the medical aid fund is being used only for the purposes of this act.

Provides that any ratepayer or group of ratepayers, acting as a class, may file an action in superior court to protest the use of the accident fund, the medical aid fund, or the supplemental pension fund.

Provides that, if a court finds that expenditures from the accident fund, the medical aid fund, or the supplemental pension fund are not related to a purpose under RCW 51.44.010, 51.44.020, or 51.44.033, the department is prohibited from making the expenditures, and the ratepayer or ratepayers must be compensated for actual attorneys' fees and an award of triple damages.