Section 1145(2)(o) in Police Regulations, Bengal , 1943
(o)The head of the office shall maintain a register of securities and deposits in B. P. Form No. 221. In the remarks column the number and date of letter forwarding Form No. 220 to the Postmaster should be given. When the amount or security is paid by monthly instalments, the amount of each payment should be entered in column 6, the entries being one above the other. Sufficient space for the entries shall be left between the names.