(2)The Regulator shall, wherever the need to do so arises and in the absence of specific provisions in this Act and in the Public Utilities Commission of Sri Lanka Act relating to the protection of the rights of consumers, exercise, perform and discharge such of the powers, duties and functions conferred on the Consumer Affairs Authority established by the Consumer Affairs Authority Act, No. 9 of 2003 as are relevant thereto, and the provisions of that Act shall, mutatis mutandis, apply to and in regard to the exercise, performance and discharge of such powers, duties and functions by the