Receive Annual Information Returns (AIR) from filers and upload them to the TIN central system. Receive 'applications for allotment of new TAN (Form 49B)' and 'Request for Changes or Correction in TAN data for TAN allotted' from TAN applicants. Receive 'applications for allotment of new PAN (Form 49A,Form 49AA)' and 'Request for new PAN Card or/and changes or Correction in PAN data' from PAN applicants.