18.— (1) Subject to sections 34 and 35, a person shall not disclose confidential information obtained by him or her while performing functions as a member or member of the staff of, or an adviser or consultant to, An tSeirbhís, or a member of the staff of such adviser or consultant, unless he or she is duly authorised by An tSeirbhís to so do.

(2) In this section “confidential information” includes—

(a) information that is expressed by An tSeirbhís to be confidential either as regards particular information or as regards information of a particular class or description, and

(b) proposals of a commercial nature or tenders submitted to An tSeirbhís by contractors, consultants or any other person.