Network virtual space like housing, you rent one year of virtual space just as a one-year rent housing. And the domain name, your sponsor of the "name", which is buying period belong to you. rebilling when your time has not expired and will lose ownership. According to the international domain name practice, no rebilling when your time due to the domain name system was regarded as a waiver of ownership, allowing another person to register . as I know ,http://www.plusregister.com can provide .in domain name registration.