GCIS provides leadership in government communication and ensures that the public is informed of government's implementation of its mandate.

GCIS is located in The Presidency and is responsible for setting up the new Government Communication System and transforming the communication functions in government. The CEO of GCIS is the official spokesperson for government and attends and services Cabinet.

GCIS is primarily responsible for communication between government and the people. A high premium is placed on development communication that emphasizes direct dialogue, especially with people in disadvantaged areas. GCIS is involved in drafting communication strategies and programmes for the whole of government at national level, and integrating the communication operations of all government departments.