Ariz. Rev. Stat. § 20-2321
A. A contract that is issued to an enrollee pursuant to this article and that provides coverage for maternity benefits shall also provide that the maternity benefits apply to the costs of the birth of a child who is legally adopted by the enrollee if all of the following are true:
F. Beginning January 1, 1998, any contract that provides maternity benefits shall not restrict benefits for any hospital length of stay in connection with childbirth for the mother or the newborn child to less than forty-eight hours following a normal vaginal delivery or ninety-six hours following a cesarean section. The contract shall not require the provider to obtain authorization from the accountable health plan for prescribing the minimum length of stay required by this subsection. The contract may provide that an attending provider in consultation with the mother may discharge the mother or the newborn child before the expiration of the minimum length of stay required by this subsection. The accountable health plan shall not:
G. Nothing in subsection F of this section: