Taxpayers Australia

Citizens for Limited Taxation & Government (CLTG - EUA)

Canadian Taxpayers Federation (CTF)

Citizens for Alternative Tax System (CATS - EUA)

Asociación Canaria para la Defensa de los Derechos del Contribuiente (ACDC) National Taxpayers Union (NTU - EUA)
Americans for Tax Reform (ATR) Association Nationale des Assujettis Réguliers aux Impôts Directs Locaux (ANARILD - França)
Association Of Concerned Taxpayers (AOCTP - EUA) Contribuables Associés (França)
Citizens for Tax Justice (CTJ - EUA) British Taxpayers