The Munich–Rosenheim railway is a 65 kilometre-long double-track main line of the German railways. It connects Munich Hauptbahnhof with Rosenheim station, where it connects with the Rosenheim–Salzburg railway, which connects with the line to Vienna at Salzburg, and the line to Kufstein, which continues to Innsbruck and the Brenner line to Italy. The line is part of the "Main line for Europe", connecting Paris with Bratislava and Budapest and the almost identical line 17 of Trans-European Transport Networks (TEN-T). It is part of the line 1 of TEN-T. It is electrified at 15 kV, 16.7 Hz. It was opened between Munich and Rosenheim in 1871.

München Hauptbahnhof or Munich Central Station is the main railway station in the city of Munich, Germany. It is one of the three stations with long-distance services in Munich, the others being Munich East station and Munich-Pasing station (München-Pasing). München Hauptbahnhof sees about 450,000 passengers a day, which puts it on par with other large stations in Germany, such as Hamburg Hauptbahnhof and Frankfurt (Main) Hauptbahnhof. It is classified by Deutsche Bahn as a category 1 station, one of 21 in Germany and two in Munich, the other being München Ost. The mainline station is a terminal station with 32 platforms. The subterranean S-Bahn with 2 platforms and U-Bahn stations with 6 platforms are through stations.