Withdrawal of applications for leave to appeal and appeals
30. At any time before it is determined–
(a)an application for leave to appeal may be withdrawn by the applicant by giving written notice to a Commissioner of his intention to do so,
(b)an appeal may be withdrawn by the appellant with leave of the Commissioner,
and a Commissioner may, on application by the party concerned give leave to reinstate any application or appeal which has been withdrawn and on giving leave he may give such directions as he thinks fit.