Due to declining frequencies and a cost recovery rate of less than 30 percent, the cantons of Appenzell Ausserrhoden and St. Gallen have established an engineering office review of whether "more customer-friendly and cheaper alternatives" would be feasible for the three rack railways of the Appenzell Railways, from Altstätten Stadt to Gais, from Rorschach Hafen to Heiden and from Rheineck to Walzenhausen.