W. Va. Code § 5-16B-6d
(c) The agency shall structure the benefit plans for this expansion to include premiums, coinsurance or copays, and deductibles. The agency shall develop the cost-sharing features in such a manner as to keep the program fiscally stable without creating a barrier to enrollment. The features may include different cost-sharing features within this group based upon the percentage of the federal poverty level.
All provisions of §5-16B-1 et seq. of this code are applicable to this expansion unless expressly addressed in §5-16B-6d of this code.