This article needs additional citations for verification. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed.Find sources: "Regionalbahn" – news · newspapers · books · scholar · JSTOR (December 2009) (Learn how and when to remove this template message)

This article may be expanded with text translated from the corresponding article in German. (December 2020) Click [show] for important translation instructions. View a machine-translated version of the German article. Machine translation like DeepL or Google Translate is a useful starting point for translations, but translators must revise errors as necessary and confirm that the translation is accurate, rather than simply copy-pasting machine-translated text into the English Wikipedia. Consider adding a topic to this template: there are already 8,833 articles in the main category, and specifying|topic= will aid in categorization. Do not translate text that appears unreliable or low-quality. If possible, verify the text with references provided in the foreign-language article. You must provide copyright attribution in the edit summary accompanying your translation by providing an interlanguage link to the source of your translation. A model attribution edit summary is Content in this edit is translated from the existing German Wikipedia article at [[:de:Regionalbahn]]; see its history for attribution. You should also add the template ((Translated|de|Regionalbahn)) to the talk page. For more guidance, see Wikipedia:Translation.