(1) The Treasury may make a final designation of a person for the purposes of this Part if -
(a) they reasonably believe -
(i) that the person is or has been involved in terrorist activity,
(ii) that the person is owned or controlled directly or indirectly by a person within sub-paragraph (i), or
(iii) that the person is acting on behalf of or at the direction of a person within sub-paragraph (i), and
(b) they consider that it is necessary for purposes connected with protecting members of the public from terrorism that financial restrictions should be applied in relation to the person.
(2) For this purpose involvement in terrorist activity is any one or more of the following -
(a) the commission, preparation or instigation of acts of terrorism;
(b) conduct that facilitates the commission, preparation or instigation of such acts, or that is intended to do so;
(c) conduct that gives support or assistance to persons who are known or believed by the person concerned to be involved