ICE 3, also known as Intercity-Express 3, is a family of high-speed electric multiple unit trains operated by Deutsche Bahn. It includes classes 403, 406, 407 and 408, which are known as ICE 3, ICE 3M, New ICE 3 and ICE 3neo respectively. Three multisystem trains, known as ICE International, are owned by Nederlandse Spoorwegen. Based on the ICE 3M/F, Siemens developed its Siemens Velaro train family with versions used in Germany, Belgium, France, the United Kingdom, the Netherlands, Spain, China, Russia and Turkey. ICE 3 trains have a maximum speed of 320 km/h (200 mph) when travelling on the high-speed rail lines, however class 403 are permitted to go up to a maximum speed of 330 km/h (210 mph) when it travels on the high-speed route between Frankfurt and Cologne.

DB Fernverkehr AG is a semi-independent division of Deutsche Bahn that operates long-distance passenger trains in Germany. It was founded in 1999 in the second stage of the privatisation of Deutsche Bahn, under the name of DB Reise&Touristik and was renamed in 2003.