Airports of Thailand PLC (AOT) is introducing a new Incentive Scheme ("Scheme”) for Don Mueang International Airport (2012 – 2015). The Scheme will reward the participating airline ("Airline”) of their ‘Scheduled and Extra’ flights through reduction of landing fees. The reduction will be calculated as a percentage of the landing fees that the Airline paid during in any calculation period which is based on the increase in number of international passengers that the Airline brought through Don Mueang International Airport (2012 – 2015) as compared to the same period of previous year; in which this rate of change is according to the change in international passengers (Called "Passengers”).