Hi
No, you cannot use the ews certificate in July 2021 counselling as your certificate validity is only up to 31st March 2021.
So, you need to apply for a new E W S certificate and makes sure that your new ews certificate should be of after 31st March because in general, E W S certificate validity is 1 financial year means it will be valid from 1 April 2021 to 31st march 2022.
I am guessing that your question is in regarding with jee main so to help you further I have provided some other relevant information below
After seat allotment you will need following documents for verification
JEE Main seat allotment issued by JoSAA
JEE main 2021 admit card
Your 3 passport size photographs , it should be the same photograph as uploaded by you in the JEE main application form
A photo identity card issued by government like Aadhar card ,pan card etc
Proof of fee payment for acceptance of JEE Main seat
Proof of date of birth
Your class 12th marksheet
Jee main 2021 score card
Category certificate , if applicable.
You can check the same at
https://engineering.careers360.com/articles/jee-main-counselling
To have a personalised report on your chances of getting a college you can go through our college predictor, it will give you complete list of colleges which you can get on the basis of the category you belong to, your home state, your gender etc, the link for jee main college predictor is provided below
https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer
If you have any other doubt then you can always reach us to clear them :) we are always available to help you out and guide you
Thankyou
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