For new applicants ofPANcard, the AadhaarPANlinkingis done automatically during the application stage. For existingPANholders, who were allottedPANon or before 01-07-2017 it is mandatory tolinkPANwith Aadhaar. TheLinkAadhaar service is available to individual taxpayers (both registered and unregistered on e-Filing Portal). If you do notlinkyourPANwith the Aadhaar till 30 th ... Oct 27, 2025 ·LinkingAadharandPANis important for any fiscal activity. Check this step-by-step process on how tolinkAadharwithPANCard. LinkAadhaar is a service available to both registered and unregistered users of the e-filing portal tolinktheirPAN, pre-login to the portal, post-login to the portal or to view theirLinkAadhaar Status. It has become a mandatory process tolinkyourPANwith Aadhaar. This is an important process because this will allow your income tax returns to be processed. For new applicants ofPANcard, the AadhaarPANlinkingis done automatically.