The Rules of the Supreme Court (Northern Ireland) (Revision) 1980

Masters and certain clerks may administer oaths, etc.

12.—(1) The following officers, namely, masters and any clerk in the Supreme Court of a grade not lower than that of deputy principal shall have authority to administer oaths and take affidavits for the purpose of proceedings in the Supreme Court.

(2) For the purposes of this rule “master” includes Master (Taxing Office).