Ark. Code Ann. § 23-99-208: Void provisions

(a) To avoid impairment of existing contracts, this subchapter shall only apply to contracts issued or renewed after July 28, 1995.

(b) Any provision in a health benefit plan which is executed, delivered, or renewed, or otherwise contracts for provision of services in this state that is contrary to this subchapter, shall, to the extent of the conflict, be void.