Tariff amendment updates export drawback rule reference and omits a specified clause, effective at end of February. Amendment removes sub clause (iii) of clause (b) in column (2) against Serial No. 1 and substitutes, in column (5) against Serial No. 5, the reference to the Customs and Central Excise Duties Drawback Rules, 1971 in place of the Export Drawback (General) Rules, 1960; changes take effect on 28 February 1986.