19. To establish a claim under this Part of the Order in respect of a share, any person making application to the Commission shall be required to establish to the satisfaction of the Commission:
(a)that he is a person qualified under Article 16 of the Order to make such application;
(b)that the share was beneficially owned at the relevant date by a British national;
(c)that the company to which the share related was incorporated or constituted under the laws in force in the territory; and
(d)that he or his predecessor in title (or, if he is a trustee, the person for whom he is trustee or the predecessor in title of such person) has suffered loss in respect of the share as a result of any act of confiscation, nationalisation, expropriation or other act of dispossession applied in the territory on a relevant date to the share or to the company or to any of its assets.