The wave of interest since RNAVs (Area Navigation)/RNP (Required Navigation Performance) procedure congestion, that has limited the deployment and operational use of military aircrafts, changed plans: particular attention is devoted to the definition of an Advance Civil Navigation solution applicable to fighters with specific consideration to mandates issued by the main competent authorities for civil aircraft (EASA, FAA, ICAO) and concerning in particular Nav DB, A-RNP, RNP-0.3, RNP APCH, CPDL, ADS-B Out and ADS-B In, RVSM and V-NAV. This is in line with perspectives, new functionalities and applicability to fighters of the SESAR and NextGen proposals which aim to provide growth in various key sectors, including environment, capacity, cost efficiency, safety, and predictability.