The National Testing Agency has started the online registration process for JEE Main January 2024. The application process will be open until November 30, 2023, and the examination will be held between January 24 and February 01, 2024. There is no age limit for candidates, and those who have passed the Class 12th equivalent examination in 2022, 2023, or appearing in 2024 can apply. The exam will be conducted in different modes depending on the paper.