W. Va. Code § 60B-1-7

(a) An eligible recipient may not charge or collect any fees from an eligible patient for drugs dispensed pursuant to this program. However, an eligible recipient may charge a handling fee for each donated drug that is dispensed. A handling fee may not exceed the reasonable costs of participating in the program including, but not limited to, the current and anticipated costs of educating eligible donors, providing technical support to participating donors, shipping and handling, labor, storage, licensing, utilities, advertising, technology, supplies, and equipment.

(b) Nothing in the preceding paragraph limits an eligible recipient from charging fees, including, but not limited to, a usual and customary charge, to donors, eligible recipients, health plans, pharmacy benefit managers, and other entities.