- Out of the five Judges only one, who is Chief Justice, can be appointed as ad hoc Judge — He also declined to associate the bench in High Court on the ground that he was Chief Justice of Shariat Court. Two Judges of High Court for appointing as ad hoc Judges not available — The present Bench must hear the appeal on the basis of doctrine of necessity. Azad Government & others v. Genuine Rights Commission & others 1998 SCR 115 (E)