Although the line forms part of the most direct route between Basel and Winterthur, through passenger service ended in 1994.

[4] Supporters of the concept point to the growth potential of the Fricktal region and consider the replacement bus service inadequate.

[5] As of 2020[update], neither the cantonal government nor the Federal Council has supported resuming service.

The only intermediate station that still sees service is Laufenburg, 9 kilometres (5.6 mi) east of Stein-Säckingen.

As of 2021[update], most services are operated by SBB RABe 523 [fr] multiple units.