- There is a vast difference between an order which is ab initio void and one which is violative of some rules — Orders of appointment of respondents, even if the same may be illegal, but the same cannot be regarded to be ab initio void. Inspector General of Police and 3 others v. Aurangzeb and 4 others 2001 SCR 526 (C) 1998 PLC (cs) 1396 rel.