How to File a Complaint for Bank Account Fraud Transactions in 2026
In an increasingly digital world, online banking and digital payment platforms have made financial transactions easier and faster. However, this convenience also comes with the rising risk of fraudulent transactions. Whether it’s unauthorized debits, phishing attacks, or identity theft, bank account fraud transaction complaint cases are becoming alarmingly common in India and globally.
This article guides you on how to effectively file a complaint, steps to recover your money, and preventive measures to secure your bank account.
🚨 What is a Bank Account Fraud Transaction?
Bank fraud refers to unauthorized or suspicious transactions that take place without the knowledge or consent of the account holder. These transactions may include:
- Unauthorized online transfers
- ATM withdrawals without your knowledge
- UPI fraud or OTP-based phishing
- Card cloning and POS misuse
- Social engineering scams where you unknowingly share sensitive information
If you’ve noticed any such activity, acting fast is crucial.
📝 Step-by-Step Guide to File a Bank Fraud Complaint
- Immediately Contact Your Bank
- Call customer care or visit your nearest bank branch.
- Most banks have a toll-free number for reporting fraudulent transactions.
- Request them to block your card or freeze the account temporarily.
- Register a Formal Complaint
- Submit a written application or raise a complaint online through the bank’s grievance portal.
- Keep the following information ready:
- Account number and branch
- Transaction ID or reference number
- Date and amount of the fraudulent transaction
- Any screenshots or SMS/email proof
- File a Complaint on RBI’s CMS Portal
- Visit: https://cms.rbi.org.in
- Choose “Unauthorized Electronic Transaction” as the complaint type.
- Mention that the bank hasn’t resolved your issue or has refused reimbursement.
- Report to National Cyber Crime Portal
- Website: https://cybercrime.gov.in
- You can file a complaint under “Financial Fraud” with detailed documentation.
- Attach ID proof and transaction evidence.
- File an FIR with the Police
- If the amount is large or your bank insists, visit your nearest cyber crime police station.
- Provide a written complaint and request an FIR under relevant IPC sections like 420 (cheating) or IT Act provisions.
💰 Will You Get Your Money Back?
As per RBI’s guidelines, if you report the unauthorized transaction within:
- 3 days of the occurrence – You are eligible for full reimbursement.
- 4–7 days – Partial reimbursement may be available depending on the bank’s policy.
- More than 7 days – The bank may deny liability if it finds negligence on your part.
The timeline for reimbursement is usually 10 working days after complaint acceptance.
🔐 How to Prevent Bank Account Fraud
Prevention is always better than cure. Here are some safety tips:
- Never share your OTP, PIN, or CVV with anyone.
- Avoid clicking on unknown links in SMS or emails.
- Regularly monitor your bank transactions.
- Use strong passwords and enable two-factor authentication for banking apps.
- Install a good antivirus and avoid using public Wi-Fi for banking transactions.
📞 Bank Helpline Numbers for Fraud Reporting (India)
- SBI – 1800 1234 / 1800 2100
- HDFC Bank – 1800 202 6161 / 1860 267 6161
- ICICI Bank – 1800 1080
- Axis Bank – 1800 419 5959
- Bank of Baroda – 1800 102 4455
Save these numbers and act fast if you ever suspect fraudulent activity.
✉️ Final Thoughts
In the digital era, it is essential to be vigilant with your banking details. Always remember that your bank will never ask for confidential information like OTP or PIN. If you become a victim of a scam, don’t delay in reporting. The faster you file a bank fraud transaction complaints, the better your chances of recovering the lost amount.
