Probe into the Construction Contract Dispute of Circumstances Change

[[abstract]]本研究鎖定範圍在契約成立後結束前之履約階段，在過程中當事人若以情事變更為由，以訴之方式向法院請求增減給付之形成訴訟，而究竟法院是否應當適用其原則，對此本研究將探討我國常見之契約範本和國外範本對當事人雙方風險做一分析，以突顯出，不合理之處，另外再將當事人間所應負之責任做一釐清動作，再者本文在探索情事變更之要件及其爭議之解決辦法，希望藉此能夠使找出情事變更之準則方式，以減少情事變更訴訟之產生或司法資源之消耗。 最後再從實體法新增施行情事變更開始的這11年來，實務上判決案例以及本文473個案例中所細分的幾個類型適用率，和目前適用率高達27%以及個別理由中去探討，本文共做了以下幾種分析分別是，總數分析、各地區總數分析、各地區適用數分析、各類型比例、有無適用理由分析、每年各地院總數分析、各級各院法官勝訴率分析，從以上得知有適用理由中大部分以已有約定或已可預料為居多，無適用中以漲幅事變無法預料為最多，另在研究中得知當事人訴以情事變更情形有居高不下趨勢。[[abstract]]This study focuses on the stage from the establishment to the performance of contract In this process if any contracting party appeals to the court for changes in payment on the grounds of “Change of Circumstances” should the court apply the principle? Regarding this issue this paper explores the contract templates in Taiwan and foreign countries to analyze the risks of the parties in order to highlight the unreasonable issues while clarifying the obligations of the parties This paper also examines the elements of “Change of Circumstances” and the solutions to relevant disputes expecting to identify the criteria of applying the principle of “Change of Circumstances” in order to reduce proceedings relating to “Change of Circumstances” or consumption of judicial resources Finally this paper explores the application rate by category based on the practical rulings and the 473 example cases in this article in the 11 years since the amendment of “Change of Circumstances” to the substantial law as well as the current application rate up to 27% and individual causes This paper employs the following methods of analysis: the total number analysis the total number analysis by region the analysis of the total number of applications by region analysis of the application type analysis of application reasoning analysis of the total applications in district courts by year analysis of the prevailing cases by judge at district courts According to the above the application reasons mostly are based on agreement or expectation The rejection of application is mostly in case of unexpected change level In addition the suit relating to the principle of “Change of Circumstance” shows an increasing tren