Add the date in parentheses

Error²Federal courts, Illinois courts21st and 22nd editions

A European Union or European Community press release or memorandum is cited by institution and title but carries no date; the date is the only fixed way to tell releases apart.¹

1. 1R. 21.9(e) Press releases, Presidency Conclusions, and memoranda; R. 21.9 European Union.
2. 2An error: the rule in note 1 allows one form, and this is not it.