Use a short form

Warning²Federal courts, Illinois courts21st and 22nd editions

Once a document's first citation of a European Union founding treaty registers a bracketed short form, the citations after it use that tag rather than the treaty's full name.¹

1. 1R. 21.9(c) Founding treaties. Tables: R. 21.4.5 Treaty Sources.
2. 2A warning: the form is usually wrong under the rule in note 1, and context can justify it.