(a) All hospital-based perinatal care services shall participate in the statewide perinatal regionalization system. Such system shall coordinate perinatal care within particular geographic areas or among a group of perinatal affiliates.
(b) Each perinatal service within a hospital shall be designated by the department as providing Level I perinatal care, Level II perinatal care, Level III perinatal care or, the hospital shall be designated as a regional perinatal center (RPC).