(1) Subject to subsection (2), a witness summons must be served at a reasonable time, being not less than 7 days, before the date on which the person is required to attend or otherwise comply with the witness summons.
(2) An investigating panel may issue a witness summons requiring immediate attendance by a person before the investigating panel if it considers on reasonable grounds that a delay in the person's attendance is likely to result in—
(a) evidence being lost or destroyed; or
(b) the commission of an offence; or
(c) the escape of a person who is summoned; or
(d) serious prejudice to the conduct of the investigation to which the witness summons relates.
(3) A witness summons directed to a natural person must be served by serving a copy of the witness summons to the person personally.
(4) A witness summons directed to a body corporate must be served by leaving a copy of the witness summons at the registered office or principal place of business of the body corporate with a person apparently employed at that office or place and who is apparently at least 16 years of age.
(5) Subsection (4) is in addition to, and not in derogation of, sections 109X and 601CX of the Corporations Act.