Ohio Rev. Code § 3127.33: Recognition of custody determination of non-Ohio court.

(A) A court of this state shall recognize and enforce a child custody determination of a court of another state if that state exercised jurisdiction in substantial conformity with this chapter or the determination was made under factual circumstances meeting the jurisdictional standards of this chapter and the determination has not been modified in accordance with this chapter.

(B) A court of this state may use any remedy available under other law of this state to enforce a child custody determination made by a court of another state. The remedies provided in sections 3127.31 to 3127.47 of the Revised Code are cumulative and do not affect the availability of other remedies to enforce a child custody determination.