In Parker v. Parker, 86 Ohio App. 3d 727, 621 N.E.2d 1229 (Ohio Ct. App. 1993), the court considered the effect on child support of divorced parties that continued to live together.
The court held that Mr. Parker was entitled to a "credit for unpaid support" during the period that he cohabitated with his former wife and their child. Id. at 730.