1. If a Contracting State has two or more territorial units in which different systems of law are applicable in relation to the matters dealt with in this Convention, it may, at the time of signature, ratification, acceptance, approval or accession, declare that this Convention is to extend to all its territorial units or only to one or more of them, and may amend its declaration by submitting another declaration at any time.
一、一缔约国拥有两个或多个领土单位，各领土单位对本公约所涉事项适用不同法律制度的，该国得在签署、批准、接受、认可或加入时声明本公约适用于本国的全部领土单位或仅适用于其中的一个或数个领土单位，并且可以随时提出另一声明来修改其所做的声明。