Section 48.43.805 - Prescription drug upper payment limit-Rules(1) For health plans issued or renewed on or after January 1, 2024, if the prescription drug affordability board, as established in chapter 70.405 RCW, establishes an upper payment limit for a prescription drug pursuant to RCW 70.405.050, a carrier must provide sufficient information, as determined by the commissioner, to indicate that reimbursement for a claim for that prescription drug will not exceed the upper payment limit for the drug established by the board.(2) The commissioner may adopt any rules necessary to implement this section.