Section 253(g) in Police Regulations, Bengal , 1943
(g)Particular attention should be paid to the investigation of dangerous forgeries, i.e., those which are sufficiently good to deceive persons accustomed to handling notes as such cases are reported by the Deputy Inspector-General, Criminal Investigation Department, to the Director, Intelligence Bureau, for the information of the Central Government. The reports on such forgeries should include information regarding the area in which the notes have been circulated, whether there is reason to believe that a large number have been put into circulation, and whether the investigation has led to the detection of the forgers of any other known series of dangerous forgeries.
