Prohibits a health plan offered to employees and their covered dependents under chapter 41.05 RCW from requiring a covered person's cost sharing, including copayments, for habilitative, rehabilitative, East Asian medicine, or chiropractic care to exceed the cost-sharing amount the plan requires for primary care.

Prohibits a health carrier from requiring a covered person's cost sharing, including copayments, for habilitative, rehabilitative, East Asian medicine, or chiropractic care to exceed the cost-sharing amount the carrier requires for primary care.