Hi Shashank,

Hope you are doing great as per the question asked by you CCMT 2021 application procedure will certainly start from mid may of june first week as such official confirmation is not there from them only expected dates are there. You can follow this link and can get complete information regarding the same:

https://engineering.careers360.com/articles/ccmt

Hope you found this answer useful.Stay motivated stay positive.

All the best!