Customs tariff amendments change duty rates and add new tariff entries, altering treatment of specified imported goods. Amendments to Notification No. 21/2002-Customs insert new serial entries and substitute column (4) duty entries for numerous tariff headings, specifying revised duty rates (including Nil, 5% and 7.5%) for designated classifications and listing exclusions within certain entries; the ANNEXURE condition No.94 is omitted.