I am an EWS candidate , my certificate this year is going to get delayed due to ITR issues

pls no hate or mock.
I am an EWS candidate , my certificate this year is going to get delayed due to ITR issues. Is it necessary to upload the ews certificate at the time of filling up neet pg form or we have to show it only during counseling ? Seniors pls guide. TIA.

Only Needed during counseling

Mbbs ke baad ews…bhai md karne ke baad kitna ameer ho jayoge…