By September 1, 1987, the insurance commissioner shall adopt rules governing benefits for treatment of chemical dependency under medical plans issued under chapters 48.21
, 48.44, and 48.46
RCW. These rules shall recognize that many persons are dependent on both alcohol and drugs; they shall prohibit the stacking of benefits and shall require that benefits for chemical dependency be equivalent to benefits previously required for alcoholism.
Severability—1987 c 458:
See note following RCW 48.21.160