hi,

see as per official site of srm university, there is no notifications or date or any instruction given for srm jee third phase exam. second phase srmjee exam has already completed on 29 Jun, 2021 - 01 Jul, 2021 .

however if you have contact with the official support representative and he has assured you that third phase exam would conducted, then you should wait for the latest notifications.

follow the below link to know latest  updates:

https://applications.srmist.edu.in/btech