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.

• Proscribed Powers
  • Foreign Policy by States
  • Coining Money by States
  • Legal Tender Issued by States
• State Bills of Attainder
• State Ex Post Facto Laws
• Contract Clause and States
  • Overview of the Contract Clause
  • Historical Background on the Contract Clause
  • Evolution of the Contract Clause's Use
  • State Contracts
    • Early Cases on State Modifications to State Contracts
    • State Sovereign Powers and Contracts
    • Modern Doctrine on State Modifications to State Contracts
  • Private Contracts
    • Early Cases on State Modifications to Private Contracts
    • Blaisdell Case and State Modifications to Private Contracts
    • State Laws Creating New Contractual Obligations
    • The Public Interest and State Modifications to Private Contracts