The effects of these decisions have been called case law. Statutory Law Federal and state constitutions are general. The specific applications of powers and rights are provided for in laws enacted by federal, state, and local governments. The laws passed by Congress and by state legislatures are called statutes, and the field of the law that deals with these statutes is known as statutory law. The laws passed by local governments are called ordinances.
Statutes allow governments to respond to particular circumstances.
Sometimes when a federal, state or local legislative body enacts a law, it also sets up an organization to establish rules and to enforce them. Administrative law is the body of rules, regulations, and decisions created by administrative agencies. The United States was primarily a farming nation and there was relatively little commerce between states. As trade between the states increased, so did problems caused by different business laws from state to state. The UCC is a set of laws governing various commercial transactions designed to bring uniformity to the laws of the states.