There were many shortcomings in the techno-economic feasibility study conducted earlier by KSIDC in association with a US-based consultancy firm.
The move follows a recent meeting convened by V Thulasidas, special officer for the airport project, which expressed doubts over the 2.7-km-long stretch suggested for the runway in the preliminary report for the project.
The IATA has expressed its inability to change the code without a "justifiable reason primarily related to air safety".
Agartala airport, earlier known as Singerbill Airport, was renamed after Maharaja Bir Bikram Kishore Manikya Bahadur in July 2018.
The ministry said it is in receipt of request from ICCR for playing Indian music in the aircraft being operated in India and also at airports.
The airport operator will be able to facilitate 700 Covid tests in an hour from Thursday, CIAL said in a press release.
The first phase of the Noida International Airport at Jewar will entail an investment of Rs 8,914 crore and the initial annual passenger handling capacity will be 12 million.
It was apt that the authorities chose Quilon as the first city in the Malayalam-speaking parts of India to host an airport.
It has been reported that the assailant was identified as Johnson, a Malayali youth, who was drunk.
Under the AAI, the Thiruvananthapuram airport had lost badly to the competition. Bureaucratic red tapes prevented it from providing various concessions that could have attracted top airlines to Thiruvananthapuram.