Owing to the situation, functions of the Immigration & Emigration Department and the Customs Department at the airport.The air-conditioning system airport’s terminal building and the telephone network have also experienced failures.the passengers at the have been inconvenienced due to the electrical breakdown, which was caused by the failure of the automatic generator system installed at the airport. Subsequent to the electricity breakdown at the Katunayake Airport, the electricity supply to the Katunayake-Colombo Expressway has also experienced failures.