Anti-dumping duty on NBR imports: differentiated rates by origin, exporter and producer, payable in domestic currency. The Central Government, under section 9A and relevant anti-dumping rules, imposes specified anti-dumping duties on acrylonitrile butadiene rubber (heading 4002) from Korea R P and Germany, with differentiated per-metric-tonne rates in US dollars according to country of origin, country of export, producer and exporter. Duties are payable in Indian currency, the applicable rate of exchange is determined by Government notification with the bill-of-entry date as the relevant date, and the notification fixes the period of effectiveness through the stated expiry.