The chief minister was appointed by the governor of Singapore.

The chief minister was the party leader of the majority in the Legislative Assembly.

Singapore would create its first Legislative Assembly with majority of the seats popularly elected, to replace the existing Legislative Council.

[1] Moreover, the office of Chief Minister was added, which would be assumed by the leader of the majority party in the Assembly, sharing the responsibility with Chief Secretary, Attorney-General and Financial Secretary.

[1] The chief secretary continued to take control over areas such as foreign affairs, defense , administration, internal security , broadcasting and public relations, whereas the power of policy-making for the people's welfare lay in the hands of the chief minister.