Hello Aspirant,
Yes definitely you have to again produce your caste certificate in the same format prescribed in JOSAA even if you had submitted it last year because for this year's counselling you have to submit all the fresh documents.
Complete process for registration for JOSAA Counselling is mentioned below so that you can register yourselves before October 25th by 5 PM which is the deadline for registration for JOSAA counselling :-
Documents which you have to carry to the reporting centre for NITs/IIITs/GFTIs :-
Documents which you have to carry to the reporting centre for IITs :-
For complete details about JOSSA Counselling process kindly check out the link given below :-
https://engineering.careers360.com/articles/josaa-counselling
you can use JEE-Main College Predictor to predict your chances of admission in different engineering colleges of India on the basis of your JEE-Main 2021 result :-
https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer
Now if you had also appeared for JEE-Advance 2021 then you must have got your result so to have a list of all those colleges which you can get based upon JEE-Advance 2021 score you can use JEE-Advance College Predictor:-
https://engineering.careers360.com/jee-advanced-college-predictor?icn=QnA&ici=qna_answer
JEE-Advance 2021 cut-offs are mentioned below :-
>>> Common rank list (CRL) - 10.0 (Minimum percentage of marks in each subject) - 35.0 (Minimum percentage of aggregate marks)
>>> GEN-EWS rank list - 9.0 - 31.5
>>> OBC-NCL rank list - 9.0 - 31.5
>>> SC rank list - 5.0 - 17.5
>>> ST rank list - 5.0 - 17.5
>>> CRL-PwD rank list - 5.0 - 17.5
>>> GEN-EWS-PwD rank list - 5.0 - 17.5
>>> OBC-NCL-PwD rank list - 5.0 - 17.5
>>> SC-PwD rank list - 5.0 - 17.5
>>> ST-PwD rank list - 5.0 - 17.5
>>> Preparatory course rank lists - 2.5 - 8.75
I hope this information helps you.
Good Luck!!
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