davidwickerhf/ecli-bwb-id

ECLI → BWB legislation references

Links Dutch case law (ECLI) to the Dutch legislation it cites (BWB identifiers from the Basiswettenbestand register), resolved via LIDO (Linked Data Overheid).

One row per (case, cited law element): a single ECLI has one row for every statutory element it references.

Stats

Rows	10,198,164
Distinct ECLIs	766,079
Distinct laws (bwb_id)	7,112

Element types: artikel 8.3M · wet 1.8M · afdeling 35k · hoofdstuk 25k · paragraaf 6k · deel 820 · boek 431

Columns

Column	Type	Description
legal_case_id	int	Internal case id in the source database
ecli	string	European Case Law Identifier of the citing decision
type	string	Statutory element level: wet, boek, deel, hoofdstuk, afdeling, paragraaf, artikel
bwb_id	string	BWB identifier of the law (e.g. BWBR0005290)
bwb_label_id	int	BWB label id of the specific element
jc_id	string	JuriConnect deep reference (element + version date)
number	string	Element number within the law (e.g. article number)
title	string	Human-readable label (e.g. “Burgerlijk Wetboek Boek 7, Artikel 658”)

Usage

import pandas as pd
df = pd.read_parquet("hf://datasets/davidwickerhf/ecli-bwb-id/ecli-bwb-id.parquet")

# All laws cited by one decision
df[df.ecli == "ECLI:NL:HR:2019:1734"]

# Most-cited articles
(df[df.type == "artikel"]
   .groupby(["bwb_id", "number", "title"]).size()
   .sort_values(ascending=False).head(20))

Deep links per row:

• http://wetten.overheid.nl/{bwb_id} — the law text
• The jc_id JuriConnect string pins the exact element and version date.