Italicize the short form

Error²Federal courts, Illinois courts21st and 22nd editions

The short-form words themselves — a one-party case name, “id.”, “supra” — are italicized or underlined in a court filing, exactly as a full case name is; the pincite that follows is not.¹

1. 1B2 Typeface for Court Documents; B10.2 Short Form Citation; R. 10.9(a)(i) Generally; B15.2 Short Form Citation; B7 Italicization for Style and in Unique Circumstances; R. 4.1 “Id.”.
2. 2An error: the rule in note 1 allows one form, and this is not it.