Ohio Revised Code Title XXXI. Domestic Relations Children § 3105.821

(A) If the participant is receiving a monthly benefit, the monthly benefit shall be the benefit the participant is receiving at the time the decree of divorce or dissolution becomes final;

(B) If the participant has applied for but is not yet receiving a monthly benefit, the monthly benefit shall be the benefit for which the participant is eligible;

(C) If the participant has not applied for a benefit, the monthly benefit shall be the benefit calculated at the time the participant elects to take it.