Okla. Stat. tit. 58, § 611

If the whole of the debts has been paid pursuant to the order for payment of debts as required by Section 595 of this title, the court may, upon compliance with the provisions of this title relating to petitions for distribution or partial distribution, direct the payment of legacies and the distribution of the estate among the heirs, legatees, devisees, or other persons entitled as provided in this title; but if there be any debt remaining unpaid or if, for any other reason, the estate be not in a proper condition to be closed, the court must give such extension of time as may be reasonable for a final settlement of the estate.