Central Excise tariff amendment alters exemption table entries, changing column four rates for specified items. The Central Government, exercising powers under the Central Excise Act, amends Notification No. 12/2012-Central Excise by substituting the entry in column (4) for item (i) at S. No. 189 and for item (i) at S. No. 191 in the Table, thereby changing the tariff-rate entry applicable to those listed exemption items.