As all known, Anti-dumping system are imposed with a purpose that protecting domestic industry. To minimize the negative effect of this anti-dumping system was introduced "sunset clause" as a way. But sunset clause had many defects in practical effect. Because of the deficient standards of implementation, this clause has received much criticism which is bound to comply with the provisions of national law. This clause were introduced for the purpose of significantly reducing the possibility of friction by the introduction of explicit rules which is charge period of anti-dumping duties. But the actual effect is not significantly. The discussions about sunset clause was not the ending since WTO system launched and major issues in recent multilateral meetings will be interpreted and applied to sunset clause. Especially, the methods of calculating dumping rate did not come to unify between origin view and review. These problems are current issue of sunset clause.
The authors have investigated the evidence that need to create clear and consistent regulatory on the sunset clause since anti-dumping measures. The investigation is based on various issues were discussed in the past briefly make mention of dispute, the major issues have been discussed in the current make mention of the way of comparative analysis concerned with Zeroing Cases. We are known that "Zeroing" practice, usually used by the United States, is the most commonly used type of exceeding the amount of dumping margins through Zeroing Case analysis. Therefore, to improve on the problems origin view procedures and review procedures should take.
It results that sunset clause would be required for the harmonious and balanced operation of the WTO system in relation with the WTO remedy provisions. Also sunset clause about the fundamental issues related to the obvious substantive rules and procedural rules that will emphasize again