Anti-dumping duty on polypropylene imports from Oman, Saudi Arabia and Singapore with producer-specific rates and five-year levy. Anti-dumping duty is imposed on polypropylene under tariff sub-headings 3902 1000 and 3902 3000 originating in or exported from Oman, Saudi Arabia and Singapore, with producer- and exporter-specific duty rates per metric tonne in US dollars (some nil, some specified, plus residual rates). The duty applies for five years from 30 July 2009, is payable in Indian currency, and the rate of exchange for conversion shall be as specified by the Government of India with the relevant date being presentation of the bill of entry.