Use the section symbol

Error²Federal courts, Illinois courts21st and 22nd editions

“42 U.S.C. § 1983”, not “42 U.S.C. section 1983”: inside a citation the symbol is used.¹

1. 1R. 6.2(c) Section (§) and paragraph (¶) symbols. Tables: R. 12.10(c) “Section.”; R. 14.2(a) Final rules and regulations.
2. 2An error: the rule in note 1 allows one form, and this is not it.