8   Powers of Royal Commissioners exercisable by the Board

In the exercise and discharge of any of the powers, authorities, duties and functions conferred or imposed upon it by or under this Act the Board and the chairperson of the Board shall have the powers, authorities, protections and immunities conferred on commissioners and the chairperson of a commission respectively, by Division 1 of Part 2 of the Royal Commissions Act 1923. The provisions of the Royal Commissions Act 1923, section 13, and Division 2 of Part 2 excepted, shall, mutatis mutandis, apply to and in respect of any witness or person summoned by or appearing before the Board.