"The Income Tax Department offers an online facility to check the status of Aadhaar and PAN card linkage. By entering your PAN and Aadhaar numbers, you can instantly verify whether they are linked as per government requirements. This service ensures compliance with income tax regulations and helps avoid issues like PAN deactivation. It provides a quick, secure, and convenient way to stay updated on your Aadhaar - PAN linking status. 3. How to link Aadhaar and PAN ? Both registered and unregistered users can link their Aadhaar and PAN on the e-filling portal,even without logging in. You can use the quick link Link Aadhaar on the e-Filing home page to link Aadhaar and PAN . 4. What will happen if I don't link Aadhaar and PAN ? Link Aadhar with Pan - A guide with screenshots on how to link Aadhaar to PAN Card. It is compulsory to provide both Aadhaar and PAN number while filing Income Tax Return (ITR). Learn how to link your PAN with Aadhaar online through e-Filing Portal. Find out the prerequisites, payment, submission, and status of Aadhaar PAN link request.