Federal administrative agencies are created by congress through passage of legislation, which is a statute that specifies the name, functions, and specific powers of the administrative agency.

The administrative agencies are made by congress over a passage of enabling legislation, which is a decree that identifies the name, purposes, and specific powers of the administrative agency. In addition, administrative law comprises of the substantive and procedural rules created by administrative agencies concerning applications, licenses, permits, obtainable information, hearings, petitions, and decision making.