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European Union Research: Treaties

This guide covers essential EU law-related sources in print and online. Links go to online sources or to more information about sources owned by the NYU Law Library.

Citations to the founding, consolidated & other treaties

See Bluebook Rules 21.9(c) and 21.4.5(b). 

Some of the following citations also include U.N.T.S., I.L.M. or other sources not required by the Bluebook but widely available online or in libraries.

Treaties on the EUR-Lex website

Accession Treaties and External Treaties

Accession treaties and external treaties can be searched using the Treaties search engine. Accession treaties are listed in the Treaty dropdown menu. For external treaties, select the Collection "International agreements" and use the other country's name in your search.

Selected books & materials on the treaties