Aadhaar serves as a proof of identity and address, anywhere in India. Aadhaar letter received via India Post and e-Aadhaar downloaded from UIDAI website are equally valid.

Aadhaar seeding

48 entities have been shortlisted by UIDAI for Aadhaar seeding. As on 27 Nov 2014 , List of entities who have signed agreement with UIDAI and got formally empaneled as " Agencies for Seeding & Verification " - List of Agencies Empanelled for Seeding & Verifying