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What is MPIN?

MPIN is a 4-digit code used to authenticate your IMPS transactions while doing transactions on National Unified USSD Platform (NUUP) or ICICI Bank’s Call to Pay service to make bill payments.

What is the process to generate MPIN?

  1. Go to MPIN generation link.
  2. Enter your 12-digit account number.
  3. An OTP will be sent on your mobile number registered with this account.
  4. Enter the OTP and set your 4-digit MPIN.
  5. Verify the transaction using grid card values as indicated.

Where can I use this MPIN?

MPIN can be used to authorise IMPS transactions on NUUP and Call to Pay service.

What if my mobile number is not registered for mobile banking?

This service is not available for customers whose mobile number is not registered for mobile banking.

How can I register my mobile number for mobile banking?

Procedure to update Indian Mobile Number in Savings account:

You can update the Mobile number though any of the following Channels:


Visit the nearest ICICI Bank ATM > Select ‘More options’ > Register your Mobile > Enter the mobile number. Your mobile number will be updated in 1 working day.

ICICI Bank Branch:

Please visit the nearest ICICI Bank branch along with your original photo ID proof. Once the request is placed, your mobile number will be updated in 2 working days. To locate the nearest ICICI Bank Branch, visit .

Note: If you have already updated the mobile number through ATM/Branch and not receiving the Internet Banking alerts , please call our customer careon 1800 1080 between 7:00 a.m. and 9:00 p.m. from your registered mobile number further assistance.

To know the Customer Care numbers, we request you to click here .

Can my ATM PIN and MPIN be same?

Yes, ATM PIN and MPIN can be the same. However, for security reasons we recommend that ATM PIN and MPIN should be different.

How can I re-generate my MPIN if I have forgotten it?

MPIN is a 4-digit Secure Code used to login to iMobile app. 

To re-generate the MPIN, login to iMobile app > Services & Aadhaar > Tools > Change Login PIN

In case you have forgotten your MPIN, click on 'Forgot Login PIN?' on iMobile login screen.

Is this process valid for current account customers as well?

Yes this process is valid for current account customers also, if their mobile number is registered for mobile banking.