Nicolas: Source doc: cjeu — EU Court of Justice decisions (via create-page on MediaWiki MCP Server)

2026-04-23T01:50:27Z

Source doc: cjeu — EU Court of Justice decisions (via create-page on MediaWiki MCP Server)

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Court of Justice of the European Union decisions from the Publications Office CELLAR database. Covers three courts: Court of Justice (CJEU), General Court, and Civil Service Tribunal (dissolved 2016). Fetched via SPARQL, with HTML/PDF download from CELLAR and InfoCuria fallback.

'''Status:''' active

== Source ==

{| class="wikitable"
|-
! Key !! Kind !! Origin !! Auth !! Update
|-
| <code>cjeu</code> || decision (+ notice for OJ-C publications) || SPARQL + CELLAR download — <code>publications.europa.eu/webapi/rdf/sparql</code> || none || incremental (year-by-year from 1952)
|}

'''ID format:''' <code>eu.eurlexjuri{celex.lower()}:{lang}</code> (e.g. <code>eu.eurlexjuri62019cj0311:fr</code>)

'''Coverage:''' 1952–present

== Tags ==

=== Classification ===

{| class="wikitable"
|-
! Tag !! Values !! When
|-
| <code>type</code> || <code>judgment</code> || CELEX sectors CJ, TJ, TT, FJ
|-
| <code>type</code> || <code>advisory_opinion</code> || CELEX sectors CC, CV
|-
| <code>type</code> || <code>order</code> || CELEX sectors CO, CP, CS, CT, TO, TC, FO
|-
| <code>nature</code> || <code>ARRÊT</code>, <code>ORDONNANCE</code>, <code>CONCLUSIONS</code> || extracted from title
|-
| <code>celex</code> || CELEX identifier ||
|}

OJ-C publications (case registrations, gazette notices) are ingested as kind=<code>notice</code> with type=<code>gazette_publication</code>.

=== Courts ===

{| class="wikitable"
|-
! <code>court</code> !! <code>court_level</code> !! CELEX position 5
|-
| <code>cjeu</code> || <code>supranational</code> || C
|-
| <code>general_court</code> || <code>first_instance</code> || T
|-
| <code>civil_service_tribunal</code> || <code>first_instance</code> || F (dissolved 2016)
|}

=== Grades ===

{| class="wikitable"
|-
! <code>official_grade</code> !! → <code>importance_level</code> !! Meaning
|-
| <code>ecr_grand_chamber</code> || <code>highest_importance</code> || Published in ECR, Grand Chamber or Full Court
|-
| <code>ecr_chamber</code> || <code>high_importance</code> || Published in ECR, chamber formation
|-
| <code>oj_only</code> || <code>low_importance</code> || Published in Official Journal only, not in ECR
|-
| <code>unpublished</code> || <code>minimal_importance</code> || Not published in ECR
|}

=== Formation ===

{| class="wikitable"
|-
! <code>formation_solemnity</code> !! Criteria
|-
| <code>full_court</code> || CELLAR URI slug FULL_COURT_C
|-
| <code>grand_bench</code> || CELLAR URI slug CHAMB_GD_C, or label contains "grand"
|-
| <code>standard_bench</code> || numbered chamber (CHAMB_01–10)
|-
| <code>reduced_bench</code> || label contains "three" or "trois" or "3"
|-
| <code>single_judge</code> || label contains "single" or "juge unique"
|}

~40% coverage from CELLAR URI; remainder via label substring fallback.

=== Identifiers ===

{| class="wikitable"
|-
! Tag !! Format
|-
| <code>ecli</code> || ECLI string from SPARQL
|-
| <code>celex</code> || CELEX identifier
|-
| <code>case_number</code> || e.g. <code>["C-311/19"]</code>
|}

=== Domain-specific ===

{| class="wikitable"
|-
! Tag !! Notes
|-
| <code>advocate_general</code> || name from SPARQL
|-
| <code>judge_rapporteur</code> || name from SPARQL
|-
| <code>summary</code> || from HTML <code><p class="index"></code> paragraphs
|-
| <code>original_format</code> || <code>html</code> or <code>pdf</code>
|-
| <code>translation_pending</code> || target language code when content fetched in EN fallback
|}

== Edges ==

{| class="wikitable"
|-
! <code>kind</code> !! Direction !! Trigger
|-
| <code>language_variant</code> || EN ↔ FR || post-ingest LLM translation enrichment
|}

No citation edges during ingest.

== Related sources ==

{| class="wikitable"
|-
! Source !! Relationship
|-
| [[Sources/EU/EUR-Lex|eurlex]] || EU legislation that CJEU decisions interpret. No edges between them yet.
|-
| [[Sources/EU/ECHR|echr]] || Separate court (Council of Europe, not EU). Different grade system.
|}

== Limitations ==

* Only <code>language="fr"</code> ingested — <code>language="en"</code> returns 0 results. Multi-language support planned.
* Advocate General opinions not yet ingested — <code>type=advisory_opinion</code> only covers CJEU advisory opinions on treaty interpretation, not AG opinions
* Formation solemnity has ~40% coverage from structured CELLAR data; 60% from label heuristics
* No citation edges between CJEU decisions or to EU legislation

[[Category:Sources]][[Category:EU]]

Sources/EU/CJEU - Revision history

Nicolas: Source doc: cjeu — EU Court of Justice decisions (via create-page on MediaWiki MCP Server)