In the case of enterprises, in order to register an aircraft in the national register entitled to provide air transport services, the chairman, the majority of directors and the chief executive officer must be Italian citizens or citizens of another member state of the European Union. 
"Art. 756. (((Aircraft nationality requirements).))
 ((Aircraft that fully or partially belong to the nationality requirements for registration in the national aeronautical register:
a) to the state, regions, provinces, municipalities and any other public or private body in Italy or in another member state of the European Union;
b) to Italian citizens or citizens of another Member State of the European Union;
c) to companies established or having a registered office in Italy or in another Member State of the European Union whose capital belongs wholly or in majority to Italian citizens or citizens of another Member State of the European Union, or to Italian legal persons or from another member state of the European Union with the same characteristics of corporate structure and whose chairman, the majority of the directors and the chief executive officer are Italian citizens or citizens of another European Union member state.
[...]
Art. 776. (((Intra-community air services for consideration on scheduled and non-scheduled basis).))
((Except as provided in Chapter III, scheduled and non-scheduled air transport services for passengers, mail or freight on intra-Community routes are permitted to carry out for consideration air carriers that have obtained an operating license, as well as ', in advance, a certification as an aircraft operator, in accordance with the provisions of this chapter and Community legislation.))
[...]
Art. 778. (Issue of the operating license).
((The operating license is issued by ENAC, pursuant to Council Regulation (EEC) No. 2407/92, of 23 July 1992, to companies established in Italy, whose effective control, also through a shareholding of majority, is exercised by a Member State of the European Union or by citizens of Member States of the European Union and whose main activity consists in air transport, exclusively or in conjunction with any other commercial activity that involves the exercise or repair or maintenance of aircraft.
[...]
Art. 781. (( (Diritti di traffico).)) 
 ((Per lo svolgimento dei servizi aerei di linea e non di  linea  di cui al presente capo sono riconosciuti ai vettori aerei  titolari  di licenza comunitaria diritti di traffico sulle rotte  all'interno  del territorio nazionale ai sensi del regolamento (CEE)  n.  2408/92  del Consiglio, del 23 luglio 1992, e successive modificazioni.))[...] " (Navigation Code (ROYAL DECREE 30 March 1942, n. 327), last amended by DECREE-LAW 14 August 2020, n. 104, Articles 756, 776, 778 and 781 [google translation])
Navigation Code (ROYAL DECREE 30 March 1942, n. 327), last amended by DECREE-LAW 14 August 2020, n. 104, Articles 756, 776, 778 and 781
[<a href="http://www.normattiva.it/uri-res/N2Ls?urn:nir:stato:regio.decreto:1942-03-30;327!vig=2014-09-12">Code</a>]