U.S. ConstitutionArticle I — The Legislative BranchSubarticle 8Section 5
To coin Money, regulate the Value thereof, and of foreign Coin, and fix the Standard of Weights and Measures;
Use as reference
Lexinter.net | U.S. Const. art. I, § 8, cl. 5 | https://laws.lexinter.net/constitution/us/article-1/section-8/clause-5