SEBI vide its circular SMDRP/Policy/Cir-28/29 dated August 23, 1999 had informed that, in cases where a DP has already sent information about dematerialisation electronically to the Registrar but physical shares have not been received, the registrar will accept the demat request and carry out dematerialisation on the basis of the indemnity given by the DP and proof of dispatch of document given by DP.
SEBI vide its circular D&CC/1099/2002 dated November 1, 2002 has now clarified that the above provision shall be applicable to all securities like scrips, bonds, debenture stock or other marketable securities eligible to be held in dematerialised form in a depository as defined in Regulation 28 of the SEBI (Depository and Participants) Regulations, 1996.