Institutionally, the FCCD is the Cooperation Agency of the municipalities of Catalonia and participates in local, state, European and global networks to give voice to the local world in the field of development cooperation and solidarity.

In the Catalan Agency for Development Cooperation (ACCD), a body of the Generalitat de Catalunya responsible for managing development cooperation policies and humanitarian action.

In the Confederation of Cooperation and Solidarity Funds is a framework for the coordination and joint representation of the different Cooperation and Solidarity Funds existing in Spain in all those matters that affect their common interests.

In the Federation of Municipalities of Catalonia (FMC) —by agreement—, a plural association made up of municipalities and other local bodies of Catalonia, constituted for the defence and the promotion of the local autonomy.

In the Catalan Association of Municipalities and Counties (AMC) —it was by agreement—, the main voice of Catalan municipalism with more than a thousand members.

In United Cities and Local Governments (UCLG), with more than 900 municipalities and cooperating bodies of the state, —as a member—, which wants to be the united voice and world representation of autonomous and democratic local governments, promoting their values, objectives and interests, through cooperation between local and regional governments, and to the wider community.