Duty exemption for crude petroleum imports from Brunei contingent on origin proof under ASEAN India Rules. Exempts Crude Petroleum oils and oils obtained from bituminous minerals under tariff sub heading 2709 00 from whole customs duty when imported from Brunei Darussalam, conditional upon importer proving origin to the satisfaction of the Deputy or Assistant Commissioner of Customs under the Customs Tariff Determination of Origin Rules applicable to the ASEAN India Preferential Trade Agreement; effective from 1 January 2013 with a subsequent substitution updating the tariff wording effective from 2022.