“The power to order payment (on airport charges) belong to the civil courts and a few selected tribunals like the Industrial Court and buyer tribunals conferred with power by act of Parliament to order payment from one party to another.

“The commission (Mavcom) does not have power under Section 74 and 75 to decide on contractual disputes between airline services.

“The civil courts have jurisdiction to hear the two plaintiffs’ suit against the defendant,” Gan said. 

https://focusmalaysia.my/myairline-fails-to-strike-out-rm17-7m-lawsuit-over-unpaid-airport-charges/