Add the date of decision

Warning²Federal courts, Illinois courts21st and 22nd editions

A World Court decision closes on a parenthetical naming the month and the day it came down; a year alone repeats the volume slot, and a month alone leaves out the day.¹

1. 1R. 21.5.1(e) Date. Tables: R. 21.5.1(c) Volume number and name of publication.
2. 2A warning: the form is usually wrong under the rule in note 1, and context can justify it.