10.—(1) In this Schedule—N.I.
“ancillary services” means services certified by authority A (whether in the authorisation or otherwise) to be services appearing to it to be I calculated to facilitate, or to be conducive or incidental to, the exercise of the relevant function;
“authorised officer”, in relation to a Department, Minister, office-. holder or district council, means any officer of the Department, Minister, office-holder or council who is authorised by it or him to disclose or (as the case may be) obtain the information in question;
“employee”, in relation to contractor A, includes any person who performs ancillary services for that contractor, and any employee of such a person;
“related function” means any function of authority A which is certified by that authority (whether in the authorisation or otherwise) to be a function which is related to the relevant function.
(2) For the purposes of sub-paragraph (1), a function of authority A is related to another function of that authority if information—
(a)which is obtained in or in connection with the exercise of either function; and
(b)the disclosure of which is restricted by any enactment or by any obligation of confidentiality,
can lawfully be used by that authority for the purpose of facilitating the exercise of the other function.
(3) In this Schedule—
(a)any reference to another person is a reference to a person other than contractor A;
(b)any reference to another Department, Minister, office-holder or district council is a reference to a Department, Minister, office-holder or district council other than authority A.