Rescission of anti dumping duty removes prior duty on specified acrylic fibre, preserving prior acts and omissions under the notification. The Central Government rescinds Notification No. 4/2002 CUSTOMS, removing the anti dumping duty on acrylic fibre below 1.5 denier originating in or exported from Italy, under powers conferred by the Customs Tariff Act and the Anti dumping Rules, with a savings clause preserving actions taken or omissions before rescission.