(A) Except as otherwise provided in section 3127.18 of the Revised Code, a court of this state has jurisdiction to make an initial determination in a child custody proceeding only if one of the following applies:

Terms Used In Ohio Code 3127.15

  • Another: when used to designate the owner of property which is the subject of an offense, includes not only natural persons but also every other owner of property. See Ohio Code 1.02
  • Child: includes child by adoption. See Ohio Code 1.59
  • Evidence: Information presented in testimony or in documents that is used to persuade the fact finder (judge or jury) to decide the case for one side or the other.
  • Jurisdiction: (1) The legal authority of a court to hear and decide a case. Concurrent jurisdiction exists when two courts have simultaneous responsibility for the same case. (2) The geographic area over which the court has authority to decide cases.
  • Person: includes an individual, corporation, business trust, estate, trust, partnership, and association. See Ohio Code 1.59
  • state: means the state of Ohio. See Ohio Code 1.59
  • Statute: A law passed by a legislature.

(1) This state is the home state of the child on the date of the commencement of the proceeding, or was the home state of the child within six months before the commencement of the proceeding and the child is absent from this state but a parent or person acting as a parent continues to live in this state.

(2) A court of another state does not have jurisdiction under division (A)(1) of this section or a court of the home state of the child has declined to exercise jurisdiction on the basis that this state is the more appropriate forum under section 3127.21 or 3127.22 of the Revised Code, or a similar statute of the other state, and both of the following are the case:

(a) The child and the child’s parents, or the child and at least one parent or a person acting as a parent, have a significant connection with this state other than mere physical presence.

(b) Substantial evidence is available in this state concerning the child’s care, protection, training, and personal relationships.

(3) All courts having jurisdiction under division (A)(1) or (2) of this section have declined to exercise jurisdiction on the ground that a court of this state is the more appropriate forum to determine the custody of the child under section 3127.21 or 3127.22 of the Revised Code or a similar statute enacted by another state.

(4) No court of any other state would have jurisdiction under the criteria specified in division (A)(1), (2), or (3) of this section.

(B) Division (A) of this section is the exclusive jurisdictional basis for making a child custody determination by a court of this state.

(C) Physical presence of, or personal jurisdiction over, a party or a child is not necessary or sufficient to make a child custody determination.