Someone hacked my bank account from Kolkata and stole 2 lakhs how to report cybercrime

Online fraud and hacking are punishable under Section 66 of the IT Act, 2000, and the relevant sections of the Bharatiya Nyaya Sanhita for cheating. You should immediately report the fraud on the National Cyber Crime Reporting Portal and file an FIR at the cybercrime police station in Kolkata or the nearest police station. Notify your bank immediately to freeze the account and prevent further transactions. The cybercrime cell in West Bengal can trace the IP address and track the fraudsters. If no action is taken within a reasonable time, you can approach the Calcutta High Court under West Bengal Premises Tenancy Act 1997 for directions.