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Lost Your Phone? Here's How to Access Income Tax Portal Without OTP

Losing your registered mobile number can lock you out of the Income Tax e-filing portal. Learn the step-by-step process to regain access using alternative verification methods and update your contact details.

ED
Editorial Desk
13 Jul 2026, 10:22 PM · 17 views · 4 min read
Photo by Leeloo The First / Pexels

The Income Tax Department's e-filing portal has become the primary gateway for Indian taxpayers to file returns, check refund status, and manage their tax obligations. However, access to this portal heavily relies on One-Time Passwords (OTPs) sent to your registered mobile number. Losing access to that number—whether due to a lost phone, changed number, or inactive SIM—can create a frustrating situation when you need to access your tax account urgently.

Why Mobile Number Access Matters

The Income Tax portal uses a two-factor authentication system where your registered mobile number serves as a critical security layer. Every login attempt typically requires an OTP sent to this number. Without access to it, you cannot complete the authentication process through standard methods. This security measure protects your sensitive financial information but can become a barrier when circumstances change.

Alternative Login Methods Available

The Income Tax Department recognizes that taxpayers may lose access to their registered mobile numbers and has established alternative verification procedures. When you cannot receive OTPs on your registered mobile, you can use your registered email address as an alternative authentication method. During the login process, look for the option to receive OTP via email instead of mobile. This assumes your email address is correctly registered and accessible.

Another option involves using your Aadhaar-based authentication. If your PAN is linked with Aadhaar, you can select the Aadhaar OTP option during login. This sends the OTP to the mobile number registered with UIDAI rather than the Income Tax portal. This works only if you have access to your Aadhaar-registered mobile number.

Using the e-Filing Portal Help Desk

If alternative OTP methods are unavailable, you can reach out to the e-filing portal's helpdesk for assistance. The process involves:

  • Visit the Income Tax e-filing portal and click on the 'Contact Us' section
  • Navigate to the grievance redressal or helpdesk option
  • Submit a request explaining your inability to access the registered mobile number
  • Provide necessary details including PAN, name, date of birth, and alternative contact information
  • Upload supporting documents such as identity proof and address proof

The helpdesk team will verify your identity through these documents and may ask additional security questions based on your previous tax filings. This process typically takes several working days, so it is not suitable for urgent access needs.

Updating Mobile Number Through Net Banking

Many taxpayers are unaware that major banks offering net banking services can facilitate mobile number updates on the Income Tax portal. If your bank account is linked to your PAN and you have active net banking credentials, you can:

  • Log in to your net banking portal
  • Look for the Income Tax e-filing link or service
  • Access the option to update your mobile number registered with the Income Tax Department
  • Complete the verification process through your bank's authentication system

This method leverages your bank's KYC verification, making it a secure way to update contact details without portal access.

Visiting Aaykar Seva Kendra

For those unable to resolve the issue online, visiting an Aaykar Seva Kendra (Income Tax Help Center) in person provides another solution. You need to carry:

  • Original PAN card
  • Valid government-issued photo identity proof
  • Address proof
  • A written request for mobile number update

Officials at these centers can verify your identity in person and facilitate the mobile number update in their system. This ensures you regain portal access with your new contact details.

Preventive Measures for the Future

To avoid similar situations, maintain updated contact information on the portal whenever you change your mobile number or email address. Consider registering both your mobile number and email address to have backup authentication options. Regularly verify that your contact details are current by logging into the portal periodically.

Additionally, link your PAN with Aadhaar if you have not already done so, as this provides an alternative authentication pathway. Keep your Aadhaar-registered mobile number active and accessible.

Important Considerations

The verification process for regaining access without your registered mobile number can take time, so begin the procedure well before any tax filing deadlines. Never share your login credentials, OTPs, or personal information with unauthorized individuals claiming to help you access the portal.

This article provides general information about accessing the Income Tax e-filing portal when facing mobile number issues. For specific guidance related to your situation, consult the official Income Tax Department resources or seek assistance from a qualified tax professional.

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