Government cloud is cloud computing according to the standards of public administration information systems, operating in the form of a hybrid cloud, which is formed by government cloud services. The presentation provides a more detailed look at parts of the government cloud and their current status. In greater detail it explains the rules, defines the obligations and necessary information flows to ensure the efficient use of government cloud services, especially public cloud services. It gives an overview of currently enlisted government cloud services and suggests next steps for efficient use of the government cloud.