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UIDAI Home, About UIDAI, Historical Background, Basic Information, FAQs

UIDAI Home: The aadhaar number is a 12-digit random number issued by the UIDAI (“Authority”) to the residents of India after satisfying the verification process laid down by the Authority. Any individual, irrespective of age and gender, who is a resident of India; may voluntarily enrol to obtain an Aadhaar number. A person willing to enrol has to provide minimal demographic and biometric information during the enrolment process which is totally free of cost. An individual needs to enrol for Aadhaar only once and after de-duplication, only one Aadhaar shall be generated; as the uniqueness is achieved through the process of demographic and biometric de-duplication. www ssup uidai home


In Hindi:

आधार संख्या यूआईडीएआई (“प्राधिकरण”) द्वारा प्राधिकरण द्वारा निर्धारित सत्यापन प्रक्रिया को पूरा करने के बाद भारत के निवासियों को जारी किया गया एक 12-अंकीय यादृच्छिक संख्या है। कोई भी व्यक्ति, चाहे वह किसी भी उम्र और लिंग का हो, जो भारत का निवासी है, आधार संख्या प्राप्त करने के लिए स्वेच्छा से नामांकन कर सकता है। नामांकन के इच्छुक व्यक्ति को नामांकन प्रक्रिया के दौरान न्यूनतम जनसांख्यिकीय और बायोमेट्रिक जानकारी प्रदान करनी होगी जो पूरी तरह से निःशुल्क है। एक व्यक्ति को केवल एक बार आधार के लिए नामांकन करने की आवश्यकता है और डी-डुप्लीकेशन के बाद केवल एक आधार उत्पन्न होगा, क्योंकि विशिष्टता जनसांख्यिकीय और बायोमेट्रिक डी-डुप्लीकेशन की प्रक्रिया के माध्यम से प्राप्त की जाती है। uidai home page

What is UIDAI?

Unique Identification Authority of India (UIDAI) is a government agency in New Delhi that serves as the issuing authority for Aadhaar unique identification numbers (UIDs) and cards. So the agency has been mandated by the government to develop, identify and set up the necessary infrastructure for issuing Aadhaar cards.

The UIDAI was established in 2009 and functions as part of the Planning Commission of India. The agency issues cards with the help of several registrar agencies composed of state-owned entities and departments; as well as public sector banks and entities such as the Life Insurance Corporation of India. As of this writing, UIDAI has issued 20 crores of Aadhaar UID numbers; and cards across the country in the past two years. It expects to cover another 40 crore individuals by 2014.

UIDAI works in consultation with the Registrar General of India, which is responsible for census data in India. So the agency is headed by the former chairman and co-founder of Infosys Ltd; Nandan Nilekani, who has the rank and status of a cabinet minister.

Uidai Home
Uidai Home

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Basic Information about Aadhar (UIDAI)

Demographic information

Name, Date of Birth (verified) or Age (declared), Gender, Address, Mobile Number (optional) and Email ID (optional); in case of Introducer-based enrolment- Introducer name and Introducer’s Aadhaar number, in case of Head of Family-based enrolment; Name of Head of Family, Relationship and Head of Family’s Aadhaar number; in case of enrolment of a child- Enrolment ID or Aadhaar number of any one parent, Proof of Relationship (PoR) document

नाम, जन्म तिथि (सत्यापित) या आयु (घोषित), लिंग, पता, मोबाइल नंबर (वैकल्पिक) और ईमेल आईडी (वैकल्पिक); परिचयकर्ता-आधारित नामांकन के मामले में- परिवार-आधारित नामांकन के मुखिया के मामले में परिचयकर्ता का नाम और परिचयकर्ता का आधार नंबर; परिवार के मुखिया का नाम, संबंध और परिवार के मुखिया की आधार संख्या; बच्चे के नामांकन के मामले में- किसी एक माता-पिता की नामांकन आईडी या आधार संख्या, संबंध का प्रमाण (पीओआर) दस्तावेज

Biometric information

Ten Fingerprints, Two Iris Scans, and Facial Photograph
The aadhaar number is verifiable in an online, cost-effective way. It is unique and robust enough to eliminate duplicates and fake identities and may be used as a basis/primary identifier to roll out several Government welfare schemes and programmes for effective service delivery thereby promoting transparency and good governance. So this is the only program of its kind globally; wherein a state-of-the-art digital and online Id is being provided free of cost at such a large scale to people, and has the potential to change the way service delivery functions in the country.

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दस फ़िंगरप्रिंट, दो आइरिस स्कैन और चेहरे की तस्वीर
आधार नंबर ऑनलाइन, किफ़ायती तरीके से सत्यापन योग्य है। यह डुप्लीकेट और नकली पहचान को खत्म करने के लिए अद्वितीय और मजबूत है और प्रभावी सेवा वितरण के लिए कई सरकारी कल्याण योजनाओं और कार्यक्रमों को शुरू करने के लिए आधार/प्राथमिक पहचानकर्ता के रूप में इस्तेमाल किया जा सकता है जिससे पारदर्शिता और सुशासन को बढ़ावा मिलता है। यह विश्व स्तर पर अपनी तरह का एकमात्र कार्यक्रम है; जिसमें लोगों को इतने बड़े पैमाने पर एक अत्याधुनिक डिजिटल और ऑनलाइन आईडी मुफ्त प्रदान की जा रही है, और इसमें देश में सेवा वितरण कार्यों के तरीके को बदलने की क्षमता है।


More Information

The aadhaar number is devoid of any intelligence and does not profile people based on caste, religion, income, health and geography. The Aadhaar number is a proof of identity; however, it does not confer any right of citizenship or domicile in respect of an Aadhaar number holder.

Aadhaar is a strategic policy tool for social and financial inclusion, public sector delivery reforms; managing fiscal budgets, increasing convenience and promoting hassle-free people-centric governance. Hence Aadhaar can be used as a permanent Financial Address and facilitates; the financial inclusion of the underprivileged and weaker sections; of society and is, therefore, a tool of distributive justice and equality. The Aadhaar identity platform is one of the key pillars of ‘Digital India’, wherein every resident of the country is provided with a unique identity. So the Aadhaar programme has already achieved several milestones and is by far the largest biometrics-based identification system in the world.

Though the aadhaar identity platform with its inherent features of Uniqueness; Authentication, Financial Address and e-KYC, enables the Government of India to directly reach residents of the country in the delivery of various subsidies, benefits and services by using the resident’s Aadhaar number only.

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The Unique Identification Authority of India (UIDAI) is a statutory authority established; under the provisions of the Aadhaar (Targeted Delivery of Financial and Other Subsidies, Benefits and Services) Act, 2016 (“Aadhaar Act 2016”) on 12 July 2016 by the Government of India; under the Ministry of Electronics and Information Technology (MeitY). So the Aadhaar Act 2016 has been amended by the Aadhaar and Other Laws (Amendment) Act, 2019 (14 of 2019) w.e.f. 25.07.2019. https ssup uidai gov in web guest ssup home

UIDAI was created to issue Unique Identification numbers (UID), named “Aadhaar”, to all residents of India. Therefore the UID had to be (a) robust enough to eliminate duplicate and fake identities; and (b) verifiable and authenticable in an easy, cost-effective way. Therefore as of 31st October 2021, the Authority has issued 131.68 crore Aadhaar numbers to the residents of India.

Under the Aadhaar Act 2016, UIDAI is responsible for Aadhaar enrolment and authentication, including operation and management of all stages of the Aadhaar life cycle, developing the policy, procedure, and system for issuing Aadhaar numbers to individuals and performing authentication and the security of identity information and authentication records of individuals.

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Historical Background

On March 03, 2006, approval was given by the Department of Information Technology, Ministry of Communications and Information Technology; Government of India for the project titled ‘Unique Identification for BPL Families. Accordingly, a Processes Committee was set up on July 03, 2006, to suggest the process for updating; modification, addition, and deletion of data and fields from the core database to be created under the Unique Identification for BPL Families project. Therefore this Committee, on November 26, 2006, prepared a paper known as ‘Strategic Vision Unique Identification of Residents’. Based thereupon, the Empowered Group of Ministers (EGoM) was set up on December 04, 2006, to collate the National Population Register under the Citizenship Act; 1955 and the Unique Identification Number project of the Department of Information Technology.

Before its establishment as a statutory authority; UIDAI was functioning as an attached office of the then Planning Commission (now NITI Aayog) vide its Gazette Notification No.-A-43011/02/2009-Admn.I) dated 28th January 2009. Hence the first UID number was issued on 29 September 2010 to a resident of Nandurbar, Maharashtra. So on 12 September 2015, the Government revised the Allocation of Business Rules to attach the UIDAI; to the Department of Electronics & Information Technology (DeitY) of the then Ministry of Communications and Information Technology.

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FAQs on UIDAI Home

Is UIDAI and Aadhaar same?

The UIDAI is mandated to issue 12 digit Unique Identification number called Aadhaar; to the residents based on demographic and biometric information submitted by them to the UIDAI during enrollment. Hence the aadhaar number is communicated to the residents in physical form (Aadhaar letter) by post.

What is UIDAI Gov used for?

The Aadhaar system provides single-source offline/online identity verification across the country for the residents. Once residents enrol, they can use their Aadhaar number to authenticate and establish their identity; multiple times using electronic means or through offline verification, as the case may be.

What are the benefits of UIDAI?

Portability: Aadhaar is a universal number, and agencies and services can contact the central Unique Identification; database from anywhere in the country to authenticate a beneficiary’s identity by availing authentication services.

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What is the Aadhaar letter issued by UIDAI?

An aadhaar letter is a laminated paper-based document issued to the residents after enrolment and update. Therefore Aadhaar Card is a durable and easy-to-carry PVC card with security features. Once all forms of Aadhaar (eAadhhar, mAadhaar, Aadhaar letter, Aadhaar card) are equally valid.

Is an Aadhaar card mandatory?

According to the Aadhaar Myth Busters page on the UIDAI website, Aadhaar is not mandatory. So as per the amendments of the Telegraph Act, 1885; telecom users can use an Aadhaar number as a KYC document; along with authentication voluntarily to obtain a new mobile connection.

यूआईडीएआई की वेबसाइट पर आधार मिथ बस्टर्स पेज के मुताबिक, आधार अनिवार्य नहीं है। टेलीग्राफ अधिनियम, 1885 के संशोधनों के अनुसार; दूरसंचार उपयोगकर्ता आधार संख्या का उपयोग केवाईसी दस्तावेज़ के रूप में कर सकते हैं; एक नया मोबाइल कनेक्शन प्राप्त करने के लिए स्वेच्छा से प्रमाणीकरण के साथ। home uidai

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