In practice, executive power is exercised by the premier of Tasmania upon the advice of the Cabinet, who are appointed by the governor, but who hold office by virtue of their ability to command the support of a majority of members of the House of Assembly.

The Tasmanian Government delivers services, determines policy, and issues regulations through a number of agencies grouped under areas of portfolio responsibility.

Each portfolio is led by a Secretary, who reports to one or more government ministers, a member of Parliament.

Since reorganisation in 2022[3] the departmental structure is the following A range of other agencies support the functions of these departments.

These include six cities (three in greater Hobart, one covering each of Launceston, Burnie, and Devonport) and twenty-three municipalities.