---
kind: "section"
citation: "30 C.F.R. § 77.500"
title: "30"
number: "77.500"
heading: "Electric power circuits and electric equipment; deenergization."
url: "https://uscodex.org/cfr/30/77.500"
---

# §77.500. Electric power circuits and electric equipment; deenergization.


Power circuits and electric equipment shall be deenergized before work is done on such circuits and equipment, except when necessary for troubleshooting or testing.


## Notes

### Authority

Authority: 30 U.S.C. 811.

### Source

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