A person who is a member of the travelling or flying personnel of an undertaking which, for hire or on its own account, operates international transport services for passengers or goods by air, and has its registered office in the territory of either Contracting Party shall be subject to the legislation of that Contracting Party, with the following restrictions:
- a)where the said undertaking has a branch or permanent representation in the territory of a Contracting Party other than that in which it has its registered office, a person who is employed by such branch or permanent representation shall be subject to the legislation of the Contracting Party in whose territory such branch or permanent representation is situated;
- b)where a person is employed principally in the territory of the Contracting Party in which he resides, he shall be subject to the legislation of that Contracting Party, even if the undertaking which employs him has no registered office or branch or permanent representation in its territory.