38. Where the postal administrator has made a statement of pre-postal administration costs under Rule 20(2)(k), the postal administrator (where the costs consist of fees charged or expenses incurred by the postal administrator) or other insolvency practitioner (where the costs consist of fees charged or expenses incurred by that practitioner) must, before paying such costs, apply to the court for a determination of whether and to what extent the unpaid pre-postal administration costs are approved for payment.