Government Glossary

Necessary And Proper Clause

The Necessary And Proper Clause allows Congress to pass laws needed to carry out its constitutional powers. It is sometimes called the Elastic Clause because it gives Congress practical flexibility, but it does not give Congress unlimited authority outside the Constitution.

Plain-English Meaning

The Necessary And Proper Clause allows Congress to pass laws needed to carry out its constitutional powers. It is sometimes called the Elastic Clause because it gives Congress practical flexibility, but it does not give Congress unlimited authority outside the Constitution.