Parliament is the supreme legislative body of India. The Indian Parliament comprises of the President and the two Houses - Rajya Sabha (Council of States) and Lok Sabha (House of the People). Sanchar Telesystems commissioned TETRA at Parliament, Delhi with Annual maintenance contract.

The Surat Diamond Bourse is a not for profit organization. The Surat Diamond Bourse would be India's second diamond trading hub based at Surat, Gujarat. LTE solution with more than 70 terminals installed by Sanchar Telesystems Limited in 2022 will address the Surat Diamond Bourse's critical communication and safety requirements.

The Delhi Police (DP) is the law enforcement agency for the National Capital Territory of Delhi. Delhi Police comes under the jurisdiction of the Ministry of Home Affairs, Government of India. Delhi Police placed the single largest order for an LTE end-to-end solution with Sanchar Telesystems Limited in 2022. There were over 2500 terminals in the order.