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International Law: Treaties

This resource guide provides suggested sources of information that are helpful starting points for researching international law.

Online Resources

Treaties in Force (TIF)
(US Dept. of State) This is also available electronically throught LexisNexis, HeinOnLine and Westlaw

Treaties and Other International Acts (TIAS)
(US Dept. of State)

United Nations Treaty Series (UNTS)
Contains the text of bilateran and multilateral treaties, and their status. 

Flare Index to Treaties

EISIL: Electronic INformation System for International Law.  Publichsed by the American Society of International Law

Print Resources

Indexes and Status Checking:

Treaties in Force: A List of Treaties and other International Agreements in Force
(US Department of State) Published anually, this source gives you citations to all major treaty pulications. Also available online here

Guide to the United States Treaties in Force
Gives additional access points to text of treaties beyond the official Treaties in Force.

United States Treaty Index: 1776-1990 Consolidation

Current Treaty Index
A Supplement to the above referenced United States Treaty Index: 1776-1990 Consolidation

Locating Text of United States Treaties and Agreements:

United States Treaties and Other International Agreements (UST)
Treaties and executive agreements chronologically arranged. Unfortunately, publication is approximately 14 years behind schedule.

Treaties and Other International Acts (TIAS)
This publication makes up somewhat for the lag in the publication for UST, with slip versions of treaties published in this series of consecutively numbered, individaully paginated pamphlets.  The publication delay for TIAS is about 4-5 years. Available online here

International Legal Materials (ILM)

Selected treaties may be found here as well as court opinions.  Also available online at: HeinOnline, LexisNexis, and Westlaw