피소사건 중 그 원인행위가 상대방의 행위와 합성되어 있어 반소를 제기하려는 경우에는 제소의 예에 의하여 처리한다.
Where a causative act of a defendant accused of inciting violence is intertwined with that of the other party and a defendant intends to file a counter lawsuit, such violation shall be dealt with in the same manner as the lawsuit.