Kolkata, Dec. 11 -- The Enforcement Directorate's Kolkata Zonal Office has filed a charge sheet against Prasenjit Das, proprietor of PK Enterprises, and five others in a special city court under the Prevention of Money Laundering Act (PMLA) in connection with an alleged bank fraud case linked to his late father, Purnendu Das, owner of K.P.S. Enterprise.

According to the charge sheet filed this week, the ED has alleged that Prasenjit Das, Chandan Sarkar, Laltu Saha and three others conspired with late Purnendu Das to defraud a nationalised bank through fraudulent export transactions and diversion of bank credit facilities meant for onion exports to Bangladesh.

The federal agency began a probe following an FIR filed by the other central age...