EU-TWIX has been developed by the Belgian Federal Police and TRAFFIC Europe with the advice of the Belgian CITES Management Authority and Customs.

This project has received funding from the European Commission (DG Environment and DG Home Affairs) and the Governments of Belgium (Service public fédéral (SPF) Environnement), the Czech Republic (Ministry of the Environment), Estonia (Ministry of the Environment of Estonia), Finland (Ministry of the Environment), France (Ministère de l’écologie, du développement durable, des transports et du logement, MEDDTL), Germany (Federal Agency for Nature Conservation, BfN; Federal Ministry for the Environment, Nature Conservation and Nuclear Safety), Italy (Ministero dell’Ambiente, della Tutela del Territorio e del Mare), Latvia (Nature Conservation Agency), the Netherlands (Ministry of Economic Affairs, Agriculture and Innovation), Slovakia (Ministry of Environment of the Slovak Republic), Spain (Ministerio de Economía y Competitividad) and the United Kingdom (Defra, The Department for Environment, Food and Rural Affairs).