The Central American Integration System can observe sessions of the NATO Parliamentary Assembly.
 The Esquipulas Peace Agreement (among other acts) agreed to the creation of a Central American Parliament composed of 2022 directly-elected deputies from each country
 Delegates from 12 associate countries; the European Parliament; 4 regional partner and Mediterranean associate member countries; as well as parliamentary observers from 8 other parliaments; and 3 inter-parliamentary assemblies also take part in its activities

