The central government has released official guidelines on Covid-19 vaccination for 15 to 18-year-olds. As per the government's guidelines, children in the age-group of 15 to 18 years are eligible only for the Covaxin Covid-19 vaccine from January 3, 2022 onwards. Children can register through an existing CoWIN account or using a new one with a unique mobile number. Appointments for children can be booked online or on-site.