This guide is designed to help you locate and update treaties. Treaties to which the United States is a party can be found in a number of U.S. government publications and websites. Consult the U.S. Treaties tab for these sources. Most treaties, whether the United States is a party or not, can be found in a variety of other publications and websites created by the United Nations and other organizations. Consult the Other Treaties tab for these sources.
For further information on researching international law, please consult our Foreign and International Legal Research Guide.
A treaty is "[a]n agreement formally signed, ratified, or adhered to between two countries or sovereigns; an international agreement concluded between two or more states in written form and governed by international law." Treaty, Black's Law Dictionary (10th ed. 2014). A treaty may also be called an accord, charter, convention, covenant, declaration, pact, or protocol.