122   Power to require persons to attend to answer questions or produce documents or other things

(1)  An authorised officer may, by notice in writing, require either or both of the following:

(a)  the attendance of any person at any place to answer questions at an inquiry for the purposes of an investigation,

(b)  the production of any documents or other things required by the authorised officer for the purposes of the investigation.

(2)  At any such inquiry, the authorised officer:

(a)  is not bound by the rules of evidence, and

(b)  may conduct the inquiry without regard to legal forms, and

(c)  may inform himself or herself in such manner as the officer thinks fit.

(3)  At any such inquiry, the authorised officer may administer an oath or require any statement to be verified by statutory declaration.

(4)  A person is not required under this section to travel more than 16 kilometres from the person’s residence at the time of receiving the notice, unless such reasonable allowances for expenses incidental to attendance to give evidence is tendered to the person on the scale allowed for a witness attending on subpoena to give evidence before the District Court.