In the bankruptcy and liquidation procedure of enterprises, theorder of creditor’s rights repayment is a problem that attracts much attention.Among them, the effect rank of tax credit and security right has become animportant issue in legal theory and judicial practice. On the one hand, there aredifficulties in the legal identification of the two in the attributes of rights andlegal rank. On the other hand, it is also a contradiction between the theory ofpublic interest and private rights in law. This article will be combined with therelevant provisions of the Enterprise Bankruptcy Law and the Tax CollectionAdministration Law, the solution of this problem will effectively promote thebalance and maintenance of public interests and private interests in bankruptcyproceedings, and promote bankruptcy proceedings.