“(1) In this section, unless the context otherwise requires,—
“address information, in relation to a person, means the last known address and (if available) the telephone number of the person
“Social Welfare means the department that is, with the authority of the Prime Minister, for the time being responsible for the administration of the Social Security Act 1964.
“(2) The purpose of this section is to facilitate the disclosure of address information by Social Welfare to the department to enable the chief executive to locate persons who are entitled to bonds to which section 22D(1) applies and that the chief executive continues to hold despite previous attempts to refund them.
“(3) If the chief executive is satisfied that reasonable steps have been taken, under section 22D, to refund a bond but that those steps have not been successful, the chief executive may, for the purposes of this section, request Social Welfare, in accordance with arrangements made with the chief executive of Social Welfare,—
“(4) On receipt of a request made under subsection (3), Social Welfare may supply the information requested to any officer or employee of the department who is authorised to receive that information.”