Section 62(2)(a) in The Narcotic Drugs And Psychotropic Substances Rules, 1985
(a)The [Commissioner of Customs] [Substituted by Notification No. G.S.R. 224(E), dated 25.3.2015 (w.e.f. 14.11.1985).] may permit diversion of such a consignment to a country other than that named in the accompanying copy of the export authorisation subject to the production of export authorisation issued by the issuing authority as provided under rule 58, as if the diversion were an export from India to the country, or territory of new destination.