Anti-dumping duty extension on acrylonitrile butadiene rubber continued pending review under Customs Tariff Act procedural rules. The Central Government, under sub-sections (1), (5) and (6) of section 9A of the Customs Tariff Act, 1975 and rule 23 of the Anti-dumping Rules, amends Notification No. 91/2001-Customs to extend the continuance of final anti-dumping duty on Acrylonitrile Butadiene Rubber originating in or exported from Korea and Germany by substituting the previously stated expiry date in paragraph 2 with a later expiry date, pending results of the review investigation.