Section 21A(1) in Customs Tariff (Identification, Assessment and Collection of Anti-dumping Duty on dumped Articles for Determination of Injury) Rules, 1995
(1)Where an importer is of the opinion that he has paid any anti-dumping duty imposed under sub- sections (1) or sub-section ( 1A) of section 9A of the Act on any imported goods, in excess of the actual margin of dumping in relation to such goods, he may file an application for determination of the actual margin of dumping in relation to such goods before the designated authority in such form and accompanied by such documents as the said authority may specify in this behalf.