These are the documents that you need to upload while filling the JEE Mains application form:

1. Your recent photograph either in colour or black & white with 80% face but without mask and the face should ve visible including ears against white background.
2. Your Scanned photograph and signature should be in JPG or JPEG format. No Pdf format will be accepted.
3. Size of your scanned photograph should be between 10 kb to 200 kb.
4. Size of your scanned signature should be between 4 kb to 30 kb
5. Size of your scanned copy of category certificate only if applicable should be between 50 kb to 300 kb
6. Size of the scanned copy of PwD certificate if applicable  should be between 50 kb to 300 kb

If you fail to produce the necessary Category certificate in your case EWS certificate, your admission  might be cancelled. But because JEE Mains will be held 4 times now, if you have applied for EWS Certificate, for February session apply under General Category and as and when you get a EWS Certificate, you can apply under EWS Category.