Section 2151.233 | Jurisdiction of juvenile court.
(A) Except as provided in division (B) of this section, the juvenile court shall not exercise jurisdiction under division (A)(2), (A)(11), or (B)(4) of section 2151.23 of the Revised Code or section 2151.231 of the Revised Code and the domestic relations court shall have jurisdiction to determine custody or support regarding a child if any of the following apply:
(1) The child's parents are married to each other.
(2) The child's parents were married to each other but no longer are married to each other and there is an existing order for custody or support regarding the child or another child of the same parents over which the juvenile court does not have jurisdiction.
(3) The determination is ancillary to the parents' pending or prior action for divorce, dissolution of marriage, annulment, or legal separation.
(B) Division (A) of this section does not apply to any case or proceeding brought under Chapter 3115. of the Revised Code, or to any case or proceeding initiated or originating outside of this state.
(C) This section shall apply to all cases and proceedings initiated on or after March 22, 2019.