In 2010, Indira Gandhi International Airport (IGIA) was conferred the fourth best airport award in the world in the 15–25 million category, and ''Best Improved Airport'' in the Asia-Pacific Region by Airports Council International. The airport was rated as the ''Best airport in the world'' in the 25–40 million passengers category in 2015, by Airports Council International. Delhi Airport also bags two awards for ''The Best Airport in Central Asia/India'' and ''Best Airport Staff in Central Asia/India'' at the Skytrax World Airport Awards 2015.