What is federal parliament ?
Federalism: “The term federalism is also used to describe a system of the government in which sovereignty is constitutionally divided between a central governing authority and constituent political units (like states or provinces). Federalism is the system in which the power to govern is shared between the national and state governments, creating what is often called a federation.” -Wiki A federal parliament is a parliament that operates within a federal system. Germany has a federal parliamentary system. Parliamentary System: “A parliamentary system, also known as parliamentarianism (and parliamentarism in U.S. English), is distinguished by the executive branch of government being dependent on the direct or indirect support of the parliament, often expressed through a vote of confidence. Hence, there is no clear-cut separation of powers between the executive and legislative branches, leading to a differing set of checks and balances compared to those found in a presidential republic.
