2. A State can, however, invoke immunity from jurisdiction in such a proceeding if the States concerned have so agreed or if the parties to the dispute have so provided by an agreement in writing or if the instrument establishing or regulating the body in question contains provisions to that effect.
2. 但是，如果有关国家同意，或如果争端当事方之间的书面协议作此规定，或如果建立或管理有关机构的文书中载有此一规定，则一国可以在此诉讼中援引管辖豁免。