Under the Communication & Multimedia Act 1998 (CMA 1998), a consumer may lodge a complaint against a telecommunication service provider at the Malaysian Communication & Multimedia Commission (MCMC).
Section 188 (1) (a) & (b) of CMA 1998 states:-
S 188 (1) :-
Any network facilities provider, network service provider, application service provider or content application service provider shall:-
a. Deal reasonably with consumers; and,
b. Adequately address consumer complaints.