In December 2018 Malaysia Airport (Sepang) Sdn Bhd (Malaysia Airport) had filed three law suits against AirAsia X Bhd (AAX) for the recovery of cumulative unpaid Passenger Service Charge (PSC), which was previously known as Airport Tax, amounting to RM40,728,327.50 and unpaid late payment charges RM792,381.00.
In November 2017, Malaysian Aviation Commission (Mavcom) announced the final step for the full equalisation of PSC across all local airports in Malaysia effective from January 1, 2018. This was to equalise the PSC for non-Asean international flights at KLIA-2 to be the same with those at KLIA and other airports in Malaysia from RM50 to the regulated RM73 PSC. During this period Tony Fernandes voiced out his dissatisfaction over Mavcom
