Customs exemption amendment adds tariff entries and reduces a specified duty rate under the existing notification. Amendment to Notification No.16/2000 Cus inserts new Table entries (S. Nos. 56A and 56B) covering specified chapter 27 headings and 'all goods' with designated duty percentages, and substitutes a lower percentage in column (4) of S. No. 58; the change is made under sub section (1) of section 25 of the Customs Act, 1962 and takes effect on the thirtieth day of September, 2000.