Okla. Stat. tit. 12, § 978.1

When an interlocutory order of a district court is reviewed on appeal or on certiorari and the interlocutory order is reversed, the prevailing party shall recover his costs, exclusive of attorney fees, including the cost deposit and the costs of preparing the record on appeal or on certiorari, regardless of the ultimate disposition of the action; and when the interlocutory order is reversed in part and affirmed in part, the costs shall be equally divided between the parties.