The linking of these two cards would have a significant impact on the Indian economy, since Aadhaar will e-verify an individual's details at the Income Tax Login page, eliminating the need to upload additional KYC papers. PAN Aadhaar link It is believed that linking a PAN number and an Aadhar card number to the Income Tax Department will directly hold a clear record of an individual's involvement in, and that there are numerous advantages to adding a PAN and an Aadhar card number, as they affect an individual's life in the ways listed below.