Visit the Income Tax e-Filing portal: https://www.incometax.gov.in
Click on “Link Aadhaar” on the homepage
Enter your PAN number
Enter your Aadhaar number
Enter your name exactly as per Aadhaar
Enter your mobile number
Click on “Validate”
Enter the OTP received on your mobile number
Submit the request
Check the status of PAN-Aadhaar linking on the portal
Use SMS service if available: send UIDPAN
Ensure your PAN and Aadhaar details match before linking
Pay any applicable fee or penalty if required before linking
Complete e-verification if prompted by the portal