According to the Terms of Reference of this 2nd call, the minimum number of partners is 5 : “As a minimum, the project partnership must be composed of partners based in five (5) different countries within the Interreg Euro-MED Programme cooperation area (eligibility criteria B.1)” (section “expected partnership struture for this call).
In addition, we recommend a maximum of 8 partners for study projects, 10 for test projects and 8 for transfer projects.