In this Act:
"federal judicial proceeding" means:
(a) a judicial proceeding in or before:
(i) a federal court; or
(ii) a court exercising federal jurisdiction; or
(iii) a court of a Territory; or
(b) a judicial proceeding before a body or person acting under a law of:
(i) the Commonwealth; or
(ii) a Territory.
"judicial proceeding" means (other than in section 3L):
(a) a proceeding in or before a court; or
(b) a proceeding:
(i) before a body, or a person, acting under a law of the Commonwealth, of a State or of a Territory; and
(ii) in which evidence may be taken on oath.
"judicial tribunal" means a body or person (other than a court) before whom a judicial proceeding is conducted.