The law governing the original contract determines the effectiveness of contractual limitations on assignment as between the assignee and the debtor, the relationship between the assignee and the debtor, the conditions under which the assignment can be invoked against the debtor and whether the debtor's obligations have been discharged.
管辖原始合同的法律决定对受让人与债务人之间的转让在合同上的限制是否有效、受让人与债务人之间的关系、转让在哪些条件下可对债务人发生效力和债务人的义务是否已得到解除。