Section 3(4)(g) in National Housing Bank (Issue And Management Of Bonds) Regulations, 1989
(g)Bonds issued or held in the form of an entry in the books of the National Housing Bank shall be transferable by execution of an instrument of transfer in Form IV. The transferor in such cases shall be deemed to be the holder of the Bonds to which the transfer relates till such time the name of the transferee is entered in the books of the National Housing Bank.