Hello,

The minimum age required to appear in NDA is 16.5 years and the upper age limit is 19.5 years. The eligibility criteria is that a candidate must have passed 10+@ with Mathematics and Physics as compulsory subjects. This is to get admission in Indian Naval Academy and Air Force Academy. To join in Indian Military academy through NDA you must have passed 10+2 in any stream from a recognized board. NDA is conducted twice in a year. Only male candidates are eligible to apply. The application for NDA 1 will be released in the month of January tentatively and exam will be in the month of April tentatively and the application for NDA 2 will be released in the month of June tentatively every year and exam will be in the month of September tentatively. The application for NDA 2 2020 is closed. So you need to apply for NDA 1 2021. And you can the notification in UPSC official website https://www.upsc.gov.in/

Once the application is available you can apply for it.