Railway nationalization it was due to expire, the railways were nationalized in 1905. The nationalized operator is known as Ferrovie dello Stato. Italy has an open access high-speed rail operator competing against the national railway; Nuovo Trasporto Viaggiatori which is part owned by SNCF and private investors. In Japan, the Railway Nationalization Act of 1906 brought most of the country's private railway lines under public control. Between 1906 and 1907, of track were purchased from seventeen private railway companies. The national railway network grew to about of track, and private railways were relegated to providing local and regional services. In the 1980s
Terni–Sulmona railway again; the team was relegated and never recovered its lost position. In the 1930s steam locomotives were dismissed and faster ALn 56 and ALn 556 diesel multiple units (DMU) were introduced; in the 1980s these were replaced with ALn 668 3300 series. In 1905 all Italian railways were nationalized and Ferrovie dello Stato Italiane took control of the Terni–Sulmona railway. In 2008 Trenitalia, the passenger division of Ferrovie dello Stato, put out passenger services on the Terni–L'Aquila route entrusting Ferrovia Centrale Umbra for the service (now Umbria Mobilità, part of the Busitalia group). Ferrovia Centrale Umbra operates his services using