The Central Monitoring System, abbreviated to CMS, is a centralized telephone interception provisioning system installed by the Centre for Development of Telematics (C-DOT), an Indian Government owned telecommunications technology development centre, and operated by Telecom Enforcement Resource and Monitoring (TERM) Cells. The CMC system is going to be set up in each major state collocated with the TERM Cells.Telecom operators in India are required by law to give access to their networks to law enforcement agencies.
Government has set up the Centralized Monitoring System (CMS) to automate the process of Lawful Interception & Monitoring of telecommunications. CMS has got the approval from government. Cabinet Committee on Security has approved the project of CMS with government funding of Rs 400 Crores. Pilot trials have been completed and the system is anticipated to be progressively operationalised from the end of the financial year.