# Attribution

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## Crediting VehiclesDB (required)

Attribution is a CONDITION of the CC-BY 4.0 license (§3(a)) — every
public use of this data must visibly credit VehiclesDB with a link.
The form we request:

> Vehicle data by [VehiclesDB](https://vehiclesdb.com)

- **Website**: a visible, followable link — e.g. in your footer:
  `<a href="https://vehiclesdb.com">Vehicle data by VehiclesDB</a>`
- **App / no website**: name us in the app description or an
  about/credits screen: "Vehicle data by VehiclesDB (vehiclesdb.com)".
- **Papers / datasets**: cite the repo URL and the version you used.

The upstream notices below are UNCONDITIONAL: they discharge the
source registers' own license terms (OGL v3, CC-BY, dl-de/by-2-0)
and apply to every consumer of this data, under every VehiclesDB
license, commercial included.

The VehiclesDB dataset (CC-BY 4.0) is reconciled from the following
official sources. Each license's prescribed statement is reproduced
verbatim as required (CC-BY 4.0 §3(a); OGL v3; and siblings).

## Argentine initial car registrations (DNRPA microdata)

- Source: https://datos.jus.gob.ar/dataset/inscripciones-iniciales-de-autos
- License: [Creative Commons Attribution 4.0](https://datos.gob.ar/acerca/seccion/marco-legal)
- Statement: Contains DNRPA vehicle registration data (Ministerio de Justicia, Argentina) from datos.jus.gob.ar, licensed under Creative Commons Attribution 4.0.

## Canadian fuel consumption ratings (Natural Resources Canada)

- Source: https://open.canada.ca/data/en/dataset/98f1a129-f628-4ce4-b24d-6f16bf24dd64
- License: [Open Government Licence – Canada](https://open.canada.ca/en/open-government-licence-canada)
- Statement: Contains information licensed under the Open Government Licence – Canada (Natural Resources Canada fuel consumption ratings).

## German new car registrations by make and model series (KBA FZ10)

- Source: https://www.kba.de/DE/Statistik/Produktkatalog/produkte/Fahrzeuge/fz10/fz10_gentab.html
- License: [Datenlizenz Deutschland – Namensnennung – Version 2.0](https://www.govdata.de/dl-de/by-2-0)
- Statement: Datenquelle: Kraftfahrt-Bundesamt (KBA), Neuzulassungen von Personenkraftwagen nach Marken und Modellreihen (FZ 10); dl-de/by-2-0. Data reconciled/normalized by VehiclesDB (changes marked per license).

## Spanish vehicle registrations (DGT microdata, MATRABA)

- Source: https://www.dgt.es/menusecundario/dgt-en-cifras/matraba-listados/matriculaciones-automoviles-mensual.html
- License: [Spanish public-sector reuse terms (datos.gob.es aviso legal)](https://datos.gob.es/es/aviso-legal)
- Statement: Contains data from the Dirección General de Tráfico (DGT) vehicle registration microdata, reused under Spain's public sector information reuse terms (Ley 37/2007; datos.gob.es).

## Finnish vehicle register open data (Traficom)

- Source: https://tieto.traficom.fi/en/datatraficom/open-data
- License: [Creative Commons Attribution 4.0](https://tieto.traficom.fi/en/datatraficom/open-data)
- Statement: Contains Traficom's open vehicle register data (Finland), licensed under Creative Commons Attribution 4.0.

## Irish new private car licensing statistics (CSO table TEM20)

- Source: https://data.cso.ie/table/TEM20
- License: [Creative Commons Attribution 4.0](https://www.cso.ie/en/aboutus/whoweare/copyrightpolicy/)
- Statement: Contains Central Statistics Office (Ireland) data (table TEM20), licensed under Creative Commons Attribution 4.0 (© Government of Ireland).

## Luxembourg vehicle register operations (SNCA)

- Source: https://data.public.lu/en/datasets/operations-delta-des-vehicules-au-luxembourg/
- License: [Creative Commons Zero (CC0)](https://data.public.lu/en/datasets/operations-delta-des-vehicules-au-luxembourg/)
- Statement: Contains public data from the Luxembourg vehicle register (SNCA, CC0).

## Malaysian car registration transactions (JPJ via data.gov.my)

- Source: https://data.gov.my/data-catalogue/registration_transactions_car
- License: [Creative Commons Attribution 4.0](https://data.gov.my/data-catalogue/registration_transactions_car)
- Statement: Contains JPJ vehicle registration data from data.gov.my (Government of Malaysia), licensed under Creative Commons Attribution 4.0.

## Dutch vehicle register (RDW Open Data)

- Source: https://opendata.rdw.nl/Voertuigen/Open-Data-RDW-Gekentekende_voertuigen/m9d7-ebf2
- License: [Public Domain (CC0)](https://data.overheid.nl/dataset/11441-open-data-rdw--gekentekende-voertuigen)
- Statement: Contains public data from the Dutch vehicle register (CC0).

## New Zealand Motor Vehicle Register (Waka Kotahi NZTA open data)

- Source: https://opendata-nzta.opendata.arcgis.com/datasets/NZTA::motor-vehicle-register/about
- License: [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/legalcode.en)
- Statement: Contains data from the New Zealand Motor Vehicle Register (Waka Kotahi NZ Transport Agency), licensed under Creative Commons Attribution 4.0.

## Thai new vehicle registrations by brand and model (DLT)

- Source: https://gdcatalog.dlt.go.th/dataset/59a045dc-3ec4-4908-b035-ba789101b7f5
- License: [Open Data Common (Thai government open data)](https://gdcatalog.dlt.go.th/dataset/59a045dc-3ec4-4908-b035-ba789101b7f5)
- Statement: Contains Thai Department of Land Transport first-registration statistics (gdcatalog.dlt.go.th), published as government open data ("Open Data Common").

## Ukrainian vehicle registration operations (MVS/HSC open data)

- Source: https://data.gov.ua/dataset/06779371-308f-42d7-895e-5a39833375f0
- License: [Creative Commons Attribution](https://data.gov.ua/dataset/06779371-308f-42d7-895e-5a39833375f0)
- Statement: Contains vehicle registration data from Ukraine's Ministry of Internal Affairs (data.gov.ua), licensed under Creative Commons Attribution.

## UK vehicle licensing statistics (DfT/DVLA table VEH0120)

- Source: https://www.gov.uk/government/statistical-data-sets/vehicle-licensing-statistics-data-files
- License: [Open Government Licence v3.0](https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/)
- Statement: Contains public sector information licensed under the Open Government Licence v3.0 (source: Department for Transport / DVLA, table VEH0120).

## US EPA/DOE fuel economy vehicle catalog (fueleconomy.gov)

- Source: https://www.fueleconomy.gov/feg/download.shtml
- License: [US Government public domain (17 USC §105)](https://www.energy.gov/web-policies)
- Statement: Contains US EPA/DOE fuel economy data (fueleconomy.gov), a US Government work in the public domain; DOE acknowledged as requested.

Modifications: VehiclesDB normalizes, reconciles, and curates the raw
records (make/model string normalization, deduplication, taxonomy
assignment). Counts are transformed into ranks/deciles. Errors are ours,
not the sources'.