PAN Card Aadhar Linking PAN Card Aadhar Linking | Link Aadhaar – Income Tax | Unable To Link Aadhaar With PAN | PAN Card Aadhar Seeding | July 2018 – This is the most important document that has to be linked with you Aadhar Card, Here on this article we’ll teach you using step by step procedure, that how you can do PAN Card Aadhar Linking using SMS & E-filing Portal. Importance of PAN Card All tax paying entities in India has been allotted the PAN Card which is a 10 digits unique code. This number is allotted by the Income Tax Department. You can not file ITR [Income Tax Returns] if you don’t have a PAN card. March 31, 2018 Is The Last Date For PAN Card Aadhar Linking PAN Card Aadhar Linking Online E-filing Portal The first method is online, That can be done by visiting E-filing Portal . In order to start this process first visit the portal and then you have to Log in to the e-Filing portal using your login credentials, Like – log-in ID, password & DOB.