---
kind: "section"
citation: "49 C.F.R. § 1242.17"
title: "49"
number: "1242.17"
heading: "Signals and interlockers (accounts XX-17-19 and XX-18-19)."
url: "https://uscodex.org/cfr/49/1242.17"
---

# §1242.17. Signals and interlockers (accounts XX-17-19 and XX-18-19).


Separate common expenses on the basis of the total train-hours in running service, and/or the yard-switching plus train switching hours in the switching service over the tracks on which the common signals and interlockers are used.


## Notes

### Authority

Authority: 49 U.S.C. 1321, 11142.

### Source

Source: 43 FR 7637, Feb. 24, 1978, unless otherwise noted.