Who started it?
UIDAI was established by the Government of India to issue Aadhaar and manage the database.
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What is Aadhaar?
Aadhaar is a 12-digit unique identity number issued by the Unique Identification Authority of India (UIDAI) to residents of India.
It serves as proof of identity and address across the country.
Where is it accepted?
Aadhaar is widely accepted as proof of identity and address for:
- Government schemes and subsidies
- Bank accounts and financial services
- Income tax and PAN
- SIM verification
- Passport and other documents
Key features
- Unique 12-digit number
- Biometric and demographic data
- Voluntary for most services
- Portable across India
Why it matters
Aadhaar helps residents access services easily and reduces fraud. You can enrol or update your details at authorised Aadhaar centres.