Different levels of fees exist for active members according to their division in different boards such as defined in the statutes amended at the ISTO General Meeting in Rimini in September 2010. 
Board of Actors of Social Tourism:
The Board of Agents of Social Tourism consists of managers of holiday accommodations, tourist facilities, tour operators, federations or networks representing these, potential distributors, projects that help people go on holiday, etc.Different membership fees are applied according to the level of intervention:
590 Euros (Level 1: local and regional level)
1175 Euros (Level 2: national level)
1750 Euros (Level 3: confederations of national associations)
Board of Local and Regional Authorities:
The Board of Local and Regional Authorities is open to all authorities, be it of municipalities, grouped municipalities, departments, provinces or regions. Different membership fees are applied according to the level of intervention:
With a federated state, we mean an entity that is part of a Federation, in which the federated entities and the Federal State each have their own powers and dispose of different legislation on a local level in some cases.Please contact the ISTO Secretariat for more information regarding the membership fee. (Level 4)
Associated Members: 590 Euros
Legal persons that run a public or private service useful to social tourism, such as universities, academic institutes, unions, foundations, NPOs, consulting firms.
 Any public or private organisation coming from one of the 91 countries considered by the World Bank to be Low Income or Middle-low Income economies (whatever the level of intervention) can benefit from a 50% reduction. In this case, please contact the ISTO Secretariat.