31st of December is the last day to link Aadhaar with PAN or Permanent Account Number. The due date was extended for the seventh time by the Income Tax Department by three months in September.
Here is how to link the Aadhaar with PAN
Access the e-filing portal e-filing Portal E-Filing Portal
Go to profile setting
Type following content UIDPAN < Aadhaar Number >< PAN number >