Article No.52 of the Constitution of United Republic of Tanzania of 1977, the Prime Minister is responsible for supervision and control of the activities of Sectoral Ministries and the leader of Government Business in the National Assembly.
Ifahamike tu, Ofisi ya Waziri Mkuu ndiyo yenye majukumu ya kuratibu na kusimamia shughuli za Serikali katika sekta zote na Bungeni. Ofisi hii imepata jukumu hilo kwa mara kwa mujibu wa katiba ya Jamhuri ya Muungano wa Tanzania ya mwaka 1977 ibara (52).