No, documents are required to link your PAN with your Aadhaar card. You must know your Aadhaar number and PAN number before sending a request to link your PAN with your Aadhaar card. You must also have an Aadhaar-linked mobile number for which the OTP will be sent for verification to link your Aadhaar with your PAN card. You must also pay the penalty before sending the request for linking Aadhaar with your PAN card.