India, Dec. 6 -- Three former senior government officials, including a former chairman of the Airports Authority of India (AAI), and three private firms, including two based in Mumbai, have been charged in an alleged corruption case relating to irregularities in contracts for food and beverages (F&B) for the Chennai and Kolkata airports in 2012-2013.

The case, registered by the Central Bureau of Investigation (CBI) on Tuesday, is based on a complaint from a CBI inspector and the findings of a preliminary inquiry, which probed allegations that AAI officials had manipulated the tender process and illegally modified the terms of commercial contracts in 2012-13.

The contracts in question refer to developing, operating and maintaining all F&...