(1) No later than March 1st of each year, a pharmacy benefit manager must submit to the authority all data specified in RCW 43.71C.030, following the guidelines set in the authority's applicable data submission guide.

(2) The authority may examine or audit a pharmacy benefit manager's financial records to ensure the information submitted under this section is accurate. Information the authority acquires in an examination of financial records according to this subsection is treated as proprietary and confidential. The information collected according to this subsection is not subject to public disclosure under chapter 42.56 RCW.

(3) A pharmacy benefit manager may voluntarily submit the data described in subsection (1) of this section for any employer-sponsored, self-funded health plan; Taft-Hartley trust health plan; worker's compensation plan; medicare Part D plan; or medicare advantage plan it administers.

(4) The information submitted according to this section is not subject to public disclosure under chapter 42.56 RCW.

(5) The agency may assess fines for not complying with the requirements in this section. See WAC 182-51-1100.