On which trains and routes can I use Komfort Check-in?
Komfort Check-in is only valid on 51ÇàÂ¥ trains and within 51ÇàÂ¥. On cross-border journeys to other European countries, Komfort Check-in is only available to a limited extent and you should expect your ticket to be inspected as normal.
You can see whether your train or journey segment supports Komfort Check-in by the addition "Komfort Check-in available - please check in if possible" under the further information section in the itinerary for your journey.