Customs tariff amendment inserts new headings for specified coke products, granting a concessional duty rate on imports. Amendment inserts S.No. 20A into the Table of Notification No. 27/2011 Customs to cover tariff headings 2601 11 41 and 2601 11 42, prescribing that 'All goods' under those headings are subject to a 10% duty rate, effected under the power of section 25(1) of the Customs Act, 1962 as a further amendment to the principal notification.