Case Law - Legal Sources and Research Step by Step

Reporter citations, captions, courts, dates, text, and treatment.

Structured Visual

Jurisdiction: US; as of 2026-08-28; not legal advice; Render structure, refuse interpretation, cite, abstain, and hand off.

RENDER STRUCTURE · REFUSE INTERPRETATION · CITE · ABSTAIN · HAND-OFF: render structure, refuse interpretation, cite provenance, abstain when unsupported, and hand off to human review.

highlighted = computed this step

Scope and honesty note

Jurisdiction: United States structural overview; as of 2026-08-28; jurisdictions vary; not legal advice. This lesson renders source and process structure, refuses interpretation, cites, abstains, and hands off.

\text{US structural model as of }2026-08-28

See the essential structure first

Start with this deliberately incomplete structure, then use the pinned authorities, worked application, exceptions, and handoff below. This deliberately incomplete preview has 4 nodes; exceptions and legal consequences remain in the sourced prose below.

\text{glance nodes}=4

Jurisdiction: US; as of 2026-08-28; not legal advice; Render structure, refuse interpretation, cite, abstain, and hand off.

RENDER STRUCTURE · REFUSE INTERPRETATION · CITE · ABSTAIN · HAND-OFF: render structure, refuse interpretation, cite provenance, abstain when unsupported, and hand off to human review.

State the source method

Case law research starts with reporter citation, caption, court, date, opinion text, procedural posture, disposition, and later treatment. A reporter coordinate identifies an opinion; it does not by itself establish current authority or the scope of a holding.

\text{source method before interpretation}

A real case record

This pinned case record supplies a real opinion coordinate and bounded text. Caption: Hertz Corp. v. Friend; court: Supreme Court of the United States; decision date: 2010-02-23. Verbatim opinion excerpt: We conclude that “principal place of business” is best read as referring to the place where a corporation’s officers direct, control, and coordinate the corporation’s activities. Source: Hertz Corp. v. Friend, 559 U.S. 77 (2010); https://www.neochart.com/catalog/cases/us/volume_559/0077_01/index.html; data via neochart.com, snapshot 2026-08.

\text{pinned case: }Hertz Corp. v. Friend, 559 U.S. 77 (2010)

Render the pinpoint span

The bounded holding excerpt spans pages 92–93. Its normalized pinpoint field is 559 U.S. at 92–93.

\text{pinpoint pages}=92\text{ through }93

Pin the example data

The pinned Hertz packet supplies a Supreme Court caption, date, reporter citation, public source URL, and one bounded holding sentence.

\text{pinned fields and provenance}

Explain the artifact

The case-record tree separates bibliographic fields from opinion text and later-treatment work. The artifact contains 7 structural nodes. Node count is a recomputed display fact, not authority weight.

\text{structural nodes}=7

Jurisdiction: US; as of 2026-08-28; not legal advice; Render structure, refuse interpretation, cite, abstain, and hand off.

RENDER STRUCTURE · REFUSE INTERPRETATION · CITE · ABSTAIN · HAND-OFF: render structure, refuse interpretation, cite provenance, abstain when unsupported, and hand off to human review.

Read the complete record

The complete record keeps sources, stated facts, and questions for review separate. Caption: Named parties. Court: Issuing tribunal. Date: Decision time. Citation: Reporter volume and page. Opinion text: Pinpoint and bounded excerpt. Treatment: Later history for reviewed updating.

\text{sources, stated facts, and open questions}

Narrow summary

Record and quote the opinion accurately, identify court and posture, then update and interpret through reviewed research.

\text{cite, verify, update, hand off}