An integrated office complex for various aviation authorities, including the Airports Authority of India (AAI) and the Directorate General of Civil Aviation (DGCA), will be set up inDelhi at an estimated cost of Rs 303 crore. The offices of DGCA, AAI, Bureau of Civil Aviation Security (BCAS), Aircraft Accident Investigation Bureau (AAIB), and Airports Economic Regulatory Authority of India (AERA) would all come under one roof.