Customs tariff values for edible oils, metals and precious metals are fixed for import valuation under the Customs Act. Fixes tariff values for specified imported goods under the Customs Act, 1962, including edible oils, brass scrap, areca nuts, gold and silver in specified forms, with stated tariff values and some entries marked as unchanged. For valuation, the applicable exchange rate is the rate notified under the Customs Act, and the relevant date is the date of presentation of the bill of entry. The gold and silver entries apply only to specified qualifying forms and exclude certain silver items.