““appointed representative” (“cynrychiolydd penodedig”) means a person appointed under section 321(5) or (6) of the 1990 Act;”;

““closed evidence” (“tystiolaeth gaeedig”) means evidence which is subject to a security direction;”;

““security direction” (“cyfarwyddyd diogelwch”) means a direction given by the Welsh Ministers or the Secretary of State under section 321(3) of the 1990 Act (matters related to national security);”.