An Amendment is a proposal to alter the text of a pending bill or other measure by striking out some of it, by inserting new language, or both.
In the United States, before an amendment becomes part of the measure, the Senate must agree to it.[1]
An Amendment can be proposed in two ways:
The second method has never been used.
An Amendment can be ratified in two ways:
Twelve constitutional amendments were proposed at the first Congress in 1789. The first ten amendments were ratified within two years, and became the Bill of Rights.[2]