(i) Federalism. The Constitution consolidated the federal system of government in the country.
(ii) Full ministerial responsibilities. Nigerians were made ministers with portfolios.
(iii) Direct elections. It brought direct elections to the Eastern and Western Legislatures.
(iv) Premier. Each of the three regions had a premier as the leader of government.
(v) Regionalization of the civil service and Judiciary.
(vi) Establishment of the offices of the Speaker and Deputy Speaker in each legislature.
(vii) It made Governor to become Governor-General and Lieutenant Governors to Governors.
(viii) Lagos was made a Federal capital territory and no longer part of the Western Region.
(ix) Southern Cameroon was granted semi-autonomy. .(x) Membership of the central legislature was increased from 149 to 188.