Section 12(1)(i) in The Courier Imports and Exports (Electronic Declaration and Processing) Regulations, 2010
(i)obtain an authorisation, from each of the consignees or consignors of the imported goods for whom or from whom such Courier has imported such goods; or consignees or consignors of such export goods which such Courier proposes to export, to the effect that the Authorised Courier may act as agent of such consignee or consignor, as the case may be, for clearance of such imported or export goods by the proper officer;