Since change of timetable on december 10, 2023, on the line of the Matterhorn-Gotthard-Bahn from Andermatt over the Oberalp pass to Disentis, the new "Orion" trains, built by StadlerRail, have taken over all regional services. ABeh 8/12 # 310 and # 309 in multiple control are running the R45 service 831 from Disentis to Andermatt, below Nätschen.