cadastral

Parcelle cadastrale (IDU)

Cadastral parcel identifier (IDU). The full IDU is composite: commune + section + parcel number. The core link for land/property data.

join key4 filterable sourcescomposite

Authority: DGFiP / IGN (cadastre, API Carto)
Granularity: parcel
Format: 14-char IDU (commune 5 + préfixe 3 + section 2 + numéro 4)
Sources: 6

Composed of: insee_commune + section_cadastrale

Reference / standard ↗

0 of 7 sources have sample values that match this key's format — they are directly joinable on it. The rest are candidates pending value evidence.

Sources exposing this identifier

Source	Raw field	Sample values	Kind	Access	Filterable
RIAL (Répertoire Inter-Administratif des Locaux)	codeSectionParcelle≈*	—	query	openapi	Yes
RIAL (Répertoire Inter-Administratif des Locaux)	numeroPlanParcelle≈*	—	query	openapi	Yes
Base Adresse Locale (BAL) sur le territoire de Saintes Grandes Rives, l'Agglo	cad_parcelles	17470000ZB0105, 17470000AI0116\|17470000AI0115\|17470000AI0117, 17470000AK0220\|17470000AK0639\|17470000AK0640	field	datafair	Yes
Base Adresse Locale Saint Brieuc Armor Agglomération	cad_parcelles	220170000 A0880, 220170000 A2104, 220170000ZL0169	field	datafair	Yes
Coastal zone of the 50 geometric steps — 2011 (WFS service)	no_parcelle≈	—	field	wfs	Yes
Périmètres ABF	parcelle	—	field	udata	Unknown
RPG 2022 - Register Parcellaire Graphique	surface_parcelle_m2≈	46300.0, 9600.0, 34200.0	field	distribution	Unknown

Value dot: ● values fit the format (joinable) · ● partial · ● mismatch · ● no samples. ◆ matched by the source's declared concept (highest confidence) · ≈ matched by pattern (lower confidence) ·* required · a “param” kind is a request input you can call the API with (driving sequential, drill-down queries). “Filterable” is authoritative for Opendatasoft and request parameters, captured for DataFair, inferred for feature services, and unknown for plain OpenAPI response fields.