Explained: Who is Hasan Ali Khan, the Pune-based businessman facing money laundering cases? Before the Income Tax raids across his properties 13 years ago, 65-year-old Khan was hardly known outside his business circles. Written by Sushant Kulkarni , Edited by Explained Desk | Pune | Updated: December 22, 2020 9:15:20 am Khan was arrested in March 2011 under the provisions of PMLA. Pune-based businessman Hasan Ali Khan, who is facing cases of money laundering, was questioned for three days last week by officials of the Enforcement Directorate (ED) at his residence in the city. Having hit the national headlines in 2007, he was alleged to have owed more than Rs 34,000 crore to the government in tax dues. The Income Tax department had assessed his income during the six-year period between 2001 and 2007 to over Rs 1.1 lakh crore.