The letter can be submitted to any or all of the following:

District Magistrate / Tahsildar / Muncipal Commissioner / Public Works Department, Telecommunication Department / Building Department / Bio Diversity Department / Local ward officer / Gram Panchayat / Gram Sevak/ Zilla Parishad Head / Panchayat Samiti Head etc

The installation of a mobile tower can only be done after obtaining NOC from the neighboring houses coupled with a clear permission from the sanctioning authority.

Download the letter here: