Ohio Revised Code Title XXXI. Domestic Relations Children § 3109.56

(1) The parents are married to each other and are living as husband and wife.

(2) The child is the subject of a shared parenting order issued pursuant to section 3109.04 of the Revised Code.

(3) The child is the subject of a custody order issued pursuant to section 3109.04 of the Revised Code unless one of the following is the case:

(1) The parent who is the residential parent and legal custodian of the child, as determined by court order or as provided in section 3109.042 of the Revised Code;

(2) The parent with whom the child is residing the majority of the school year in cases in which no court has issued an order designating a parent as the residential parent and legal custodian of the child or section 3109.042 of the Revised Code is not applicable.