रजिस्ट्रार (en. Registrar)

You can obtain it from the current registrar.

Domain registrar & Web Hosting Provider.

In 2013, GoDaddy was reported as the largest ICANN-accredited registrar in the world, at the size of four times their closest competitor.

the Joint Registrar of the Hon'ble High Court.

The registration of joint stock company is done in company registrar office.

The inevitable conclusion is, that whenever issue is raised before Registrar/Assistant Registrar/Deputy Registrar, that an incumbent is valid member or not within the scope and ambit of of Societies Registration Act, 1860, the said question can be very looked into and decided by Registrar/Assistant Registrar/Deputy Registrar, as the case may be, in view of wide amplitude of authority vested under, of Societies Registration Act, 1860.

You can get it from your current registrar.