The Western Cape province of South Africa is governed in a parliamentary system in which the people elect the Provincial Parliament, and the parliament elects the Premier as head of the executive. The Premier leads a cabinet of provincial ministers overseeing various executive departments. The provincial government is subject to the Constitution of the Western Cape and the Constitution of South Africa, which together form the supreme law of the province.

The Western Cape Provincial Parliament (WCPP) is the legislature of the Western Cape province of South Africa. It is located at 7 Wale Street in Cape Town.