德國DB非過夜車次由慢至快分別係S-RB-RE-IRE-EC-IC-ICE,
其中S/RB/RE/IRE被歸類做local transport,車票不限車次、不設劃位,
無service surcharge,所以我話票務上都當係區域鐵路。
有幾類通票係可以在一日內任搭這幾種服務,如果買單程票,上網睇係見到有這一項:
Full flexibility (not tied to specific train/valid on the route chosen regardless of the connection stated)