Hi

Yes dear, you can appear in IIT JAM 2023 examination even if you have passed your degree examination in 2021

This is because,

There's no cap on the number of years you remain eligible after passing your degree. Also, there's no age limit.

So, you are eligible for IIT JAM provided

You must have passed your qualifying degree examination with at least 50% in your graduation or at least 5 CGPA out of 10 to be eligible if you belong to General / OBC category or  you must have got at least 55% in your graduation or at least 5.5 CGPA out of 10 to be eligible if you belong to Sc or ST or PWD category

You can get complete eligibility criteria of IIT JAM for different courses by visiting our page the link for the same page is provided below

https://university.careers360.com/articles/jam-eligibility-criteria

Thank you