Section 52D(2) in The Narcotic Drugs And Psychotropic Substances Rules, 1985
(2)The consignment note referred to in sub-rule (1) shall be prepared in triplicate, and the original and duplicate copies of the said note shall be sent along with the consignment of essential narcotic drugs to the consignee who shall return the duplicate copy of the note to the consignor for his use after endorsing on the original and duplicate copies, the particulars of the receipt of the quantity consigned.