ALDA is a member of IOPD.
The International Observatory on Participatory Democracy (IOPD) is an international network open to all cities, organizations and research centers interested in learning about, exchanging and applying experiences of participatory democracy at the local level. It was founded in 2001 within the framework of the European Commission’s URB-AL program for decentralized cooperation and its official constitution was in November 2001 in Barcelona, during the 1st IOPD Conference. Also, since 2006 it works together with United Cities and Local Governments (UCLG).