5.Third countries or international organisations may become PRS participants only where, in accordance with the procedure provided for in Article 218 of the Treaty on the Functioning of the European Union, they enter into both of the following agreements between the Union and the third country or international organisation concerned:
(a)a security of information agreement defining the framework for exchanging and protecting classified information and providing a degree of protection at least equivalent to that of the Member States;
(b)an agreement laying down the terms and conditions of the detailed rules for access to the PRS by the third country or international organisation; such an agreement could include the manufacturing, under specific conditions, of PRS receivers, to the exclusion of security modules.