사정변경 원칙의 명문화 방안

The principle of the change of circumstance change is a legal principle that permits the change of contract or rescission in the case that the circumstance of contract has been changed unexpectedly, and contents of original contract for both parties are so improper. The principle of circumstance change is being discussed as an applied case of new principle but is not regulated in the statement yet. But both legislative theory and precedent has sanctioned the principle of circumstance change for a long time, differentiating each contents. The amended bill of civil law of 2004 suggested the establishment of the article §544-4 that permits the change or rescission, taking the opinions establishing the principle of circumstance change. But there are many negative opinions about the article §544-4. Therefore, in the case of establishment of the principle of circumstance change, there are many problems to be solved. First, what requisites are needed for the principle of circumstance change has to be prepared. Secondly, what legislative effects will be occurred are expected. Thirdly, how legislative effects will be execute has to be solved. In this paper, first of all, legislative tendencies concerned with the principle of circumstance change are surveyed and then whether the principle of circumstance change being established in an article of civil law is appropriate or not, is considered. This paper also considers the problem that which contents and way are adopted is appropriate.