A person can be easily identified by the Authority with the help of the person's Fingerprint or Iris only if the person have enrolled for Aadhaar Card. Aadhaar Card can be used to Apply for Passport . Aadhaar Card can be used to Apply for Gas Connection . Aadhaar Card can be used to Open a Bank Account . Aadhaar Card can be used as a Proof of Identity . Aadhaar Card also can be used to avail various schemes by Government of INDIA . Aadhaar Card is valid thoughout INDIA where-ever you may be enrolled. Aadhaar Card can be used to get new SIM Connection as an ID Proof . Aadhaar Card can be used to apply for PAN Card . and in future there will be many benefits provided by this Aadhaar Card. Also Read: What is Aadhaar