Notifications 1819-44-SI-OG-0 Notification 21-32-90-LAB Dt 08-07-1992 No. 21-32-90-LAB dt 20-09-91 New Guidelines for Domicile certificate Gazette 1st july 1995 CNV-Act-1959 Circulars revenue dept. circular Circular Dt 18 aug 1998