This information would be out when the application window is open but to get a rough idea about the application process and the documents which are required you can go through the below links -

https://medicine.careers360.com/articles/neet-application-form

https://medicine.careers360.com/articles/aiims-mbbs-application-form

https://medicine.careers360.com/articles/jipmer-mbbs-application-form

Good Luck!!!!