DUTY CALLS is your weekly look at changes in the South African tariff dispensation and amendments to Customs and Excise legislation. This column aims to provide the reader with a summary of the main changes and is not intended to be a comprehensive statement of the law. No liability is accepted for errors or omissions. Review of anti-dumping duty - Response due The initiation of a review of the anti-dumping duties on Suspension PVC, classifiable under tariff subheading 3904.10, originating in or imported from Brazil, France, United States of America and the United Kingdom. Response due 31 March 2002.