(1) A commission of inquiry shall have the powers, rights and privileges of the High Court or a Justice of the High Court at a trial, in respect of -
(a) enforcing the attendance of witnesses and examining them on oath, affirmation or otherwise;
(b) compelling the production of documents; and
(c) the issue of a commission or request to examine witnesses abroad.
(2) A sole commissioner or a member of a commission of inquiry shall not be liable to any action or suit in respect of any matter or thing done by him in the performance of his functions as a commissioner or member.