4 THE GAZETTE OF INDIA EXTRAORDINARY [P ART II— Special measures for issuance of Aadhaar number to certain category of persons. 5. The Authority shall take special measures to issue Aadhaar number to women, children, senior citizens, persons with disability, unskilled and unorganised workers, nomadic tribes or to such other persons who do not have any permanent dwelling house and such other categories of individuals as may be specified by regulations. Update of certain information. 6. The Authority may require Aadhaar number holders to update their demographic information and biometric information, from time to time, in such manner as may be specified by regulations, so as to ensure continued accuracy of their information in the Central Identities Data Repository. CHAPTER III AUTHENTICATION Proof of Aadhaar number necessary for receipt of certain subsidies, benefits and services, etc. 7. The Central Government or, as the case may be, the State Government may, for the purpose of establishing identity of an individual as a condition for receipt of a subsidy, benefit or service for which the expenditure is incurred from, or the receipt therefrom forms part of, the Consolidated Fund of India, require that such individual undergo authentication, or furnish proof of possession of Aadhaar number or in the case of an individual to whom no Aadhaar number has been assigned, such individual makes an application for enrolment: Authentication of Aadhaar number. 8. (1) The Authority shall perform authentication of the Aadhaar number of an Aadhaar number holder submitted by any requesting entity, in relation to his biometric information or demographic information, subject to such conditions and on payment of such fees and in such manner as may be specified by regulations. Provided that if an Aadhaar number is not assigned to an individual, the individual shall be offered alternate and viable means of identification for delivery of the subsidy, benefit or service. (2) A requesting entity shall— (a) unless otherwise provided in this Act, obtain the consent of an individual before collecting his identity information for the purposes of authentication in such manner as may be specified by regulations; and (b) ensure that the identity information of an individual is only used for submission to the Central Identities Data Repository for authentication. (3) A requesting entity shall inform, in such manner as may be specified by regulations, the individual submitting his identity information for authentication, the following details with respect to authentication, namely:— (a) the nature of information that may be shared upon authentication; (b) the uses to which the information received during authentication may be put by the requesting entity; and (c) alternatives to submission of identity information to the requesting entity. (4) The Authority shall respond to an authentication query with a positive, negative or any other appropriate response sharing such identity information excluding any core biometric information. Aadhaar number not evidence of citizenship or domicile, etc. 9. The Aadhaar number or the authentication thereof shall not, by itself, confer any right of, or be proof of, citizenship or domicile in respect of an Aadhaar number holder. Central Identities Data Repository. 10. The Authority may engage one or more entities to establish and maintain the Central Identities Data Repository and to perform any other functions as may be specified by regulations.