(a) On and after July 1, 2015, notwithstanding any other law to the contrary, for any order of support required to be paid through the central unit for collection and disbursement of support payments designated pursuant to K.S.A. 2020 Supp. 39-7,135, and amendments thereto, regardless of when such order was entered or modified, amounts collected by such central unit shall be distributed in accordance with rules and regulations adopted by the secretary of the department for children and families. Such rules and regulations shall be based on child support distribution requirements as set forth in part D of title IV of the federal social security act, 42 U.S.C. § 651 et seq., as amended, and federal regulations promulgated pursuant thereto.(b) Prior to July 1, 2015, the secretary of the department for children and families shall adopt rules and regulations to implement the provisions of this section. Such rules and regulations shall not become effective until July 1, 2015.