Airports Authority of India (AAI) and airport operators have targeted an outlay of over Rs 90,000 crore from 2019-20 to 2024-25, for expansion and modification of existing airport terminals, construction new terminal buildings, expansion or strengthening of existing runways, aprons, upgrading airport navigation services (ANS), control towers, and technical blocks across several airports in the country. AAI has leased out six of its airports namely, Chaudhary Charan Singh International Airport (Lucknow), Sardar Vallabhbhai Patel International Airport (Ahmedabad), Mangaluru International Airport, Jaipur International Airport, Lokpriya Gopinath Bordoloi International Airport (Guwahati) and Thiruvananthapuram International Airport for operation, management and development through PPP mode on long-term basis during the past three years.