1. They only enjoy preferential tariff rates under the Motor Vehicle Development Program. 2. Those goods can receive preferential tariff treatment under current trade laws. 3. The Serpa project relies on a preferential tariff mandated by the Portuguese government. 4. 450 Products Listed for 3 % Preferential Tariff , BUSINESS DAILY 5. At stake are preferential tariff and quotas the European Union awards its former colonies. 6. Both lawmakers are cosponsors of legislation that would scrap Colombia's preferential tariffs , Starr said. 7. The board, however, has yet to set the preferential tariffs that Toyota Philippines will enjoy. 8. These perks include preferential tariffs on imported capital goods. 9. India has agreed to give preferential tariff concessions to smaller nations without asking for reciprocity. 10. Later the U . K .'s application of gradually increasing preferential tariffs increased Canadian imports.