---
kind: "section"
citation: "30 C.F.R. § 77.803-2"
title: "30"
number: "77.803-2"
heading: "Ground check systems not employing pilot check wires; approval by the Secretary."
url: "https://uscodex.org/cfr/30/77.803-2"
---

# §77.803-2. Ground check systems not employing pilot check wires; approval by the Secretary.


Ground check systems not employing pilot check wires shall be approved by the Secretary only if it is determined that the system includes a fail safe design which will cause the circuit interrupter to open when ground continuity is broken.


## Notes

### Authority

Authority: 30 U.S.C. 811.

### Source

Source: 36 FR 9364, May 22, 1971, unless otherwise noted.