U.S. Constitution, Article I — The Legislative Branch, Section 10, Clause 1
No State shall enter into any Treaty, Alliance, or Confederation; grant Letters of Marque and Reprisal; coin Money; emit Bills of Credit; make any Thing but gold and silver Coin a Tender in Payment of Debts; pass any Bill of Attainder, ex post facto Law, or Law impairing the Obligation of Contracts, or grant any Title of Nobility.
Notes
Bars states from entering treaties, alliances or confederations, granting letters of marque, coining money, emitting bills of credit, making anything but gold and silver coin legal tender for debts, and passing bills of attainder, ex post facto laws or laws impairing contracts. Bars states from granting titles of nobility.
Use as reference
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