Section 12(1) in The Customs Valuation (Determination of Value of Imported Goods) Rules, 2007
(1)When the proper officer has reason to doubt the truth or accuracy of the value declared in relation to any imported goods, he may ask the importer of such goods to furnish further information including documents or other evidence and if, after receiving such further information, or in the absence of a response of such importer, the proper officer still has reasonable doubt about the truth or accuracy of the value so declared, it shall be deemed that the transaction value of such imported goods cannot be determined under the provisions of sub-rule (1) of rule 3.
