Section 30G(7)(a) in The Narcotic Drugs And Psychotropic Substances Rules, 1985
(a)Whenever poppy straw is transported by motorised tankers or container or otherwise by packages, all the inlets and outlets of such tankers or container or packages, as the case may be, shall be sealed with tamper-proof seals each of which shall have identifiable description and such seal shall be affixed at the premises of the consignor and removed at the premises of the consignee and the Narcotics Commissioner, if so desires, may also put tamper-proof seals on containers, carriages or packages as deemed necessary.