# Citation checker
> Source: https://legalcode.md/skills/legalcode-citation-checker | [HTML version](https://legalcode.md/skills/legalcode-citation-checker)

Verify, correct, and audit legal citations across Bluebook (22nd ed.), California Style Manual (4th ed.), OSCOLA (5th ed.), and AGLC (4th ed.) — format…

Verify, correct, and audit legal citations across Bluebook (22nd ed.), California Style Manual (4th ed.), OSCOLA (5th ed.), and AGLC (4th ed.) — format compliance, current treatment checks, Shepardizing flags, pin cite accuracy, and local court rule compliance. Use when proofreading briefs, motions, memoranda, law review articles, or any legal document containing case citations, statute citations, regulatory citations, or secondary source citations. Covers US federal and state courts, English and Welsh courts, and Australian courts. Flags overruled, reversed, distinguished, and criticized cases with VERIFY markers, and checks pin cites against cited propositions. Supports both full-document audit mode and targeted single-citation lookup mode.

This skill performs systematic citation auditing of legal documents. It identifies format errors, flags cases with negative treatment, verifies pin cite accuracy, and checks compliance with local court citation rules. **Covers:** - Format compliance: Bluebook (22nd ed.), California Style Manual (4th ed.), OSCOLA (5th ed.), AGLC (4th ed.) - Case citation validation: structure, reporter hierarchy, court parentheticals, year placement, and pincite format - Statute and regulatory citation: federal and state codes, CFR, UK Acts, Australian legislation - Secondary source citation: law review articles, treatises, books, restatements - Current treatment: Shepard's and KeyCite signal equivalents, overruling risk - Local court rules: filing prohibitions (unpublished opinions, citation caps, bundle requirements) - Pin cite accuracy: whether the pincite points to the correct page/paragraph for the asserted proposition - Signal usage: whether introductory signals (see, cf., but see, etc.) are used correctly - Short-form citation: proper use of id., supra, hereinafter, and style-specific short forms **Does not:** - Provide substantive legal analysis of the cited cases - Substitute for running live Shepard's or KeyCite checks in a citator database - Verify that a cited case actually supports the legal proposition (semantic accuracy) — it verifies that the citation is well-formed and that the case ...

## Jurisdictions

Global



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