TEC issued the updates to their prior notification on June 13th, 2022.
It is Refer to No. 5-2/2021-TC/TEC/112 from January 31, 2022. Subject: Regulations for Phase-III and IV products of the Mandatory Testing and Certification of Telecommunication Equipment (MTCTE). These changes will go into effect right away.
With the exception of those listed in gazette S.O. 2372(E) dated 24/05/2022, these changes apply to all the products listed in the above notification. The rest of the terms of notification No. 5-2/2021-TC/TEC/112 are unchanged.
Here is the link of the official amendment notification.