Necessary and Proper Clause
（重定向自Elastic Clause）
![](/Images/godic/202501/10/Greater_coat_of_arms_of_the_United_States.svg4559.png")
The Necessary and Proper Clause, also known as the Elastic Clause, the Basket Clause, the Coefficient Clause, and the Sweeping Clause, is a provision in Article One of the United States Constitution, located at section 8, clause 18.