---
kind: "section"
citation: "14 C.F.R. § 25.899"
title: "14"
number: "25.899"
heading: "Electrical bonding and protection against static electricity."
url: "https://uscodex.org/cfr/14/25.899"
---

# §25.899. Electrical bonding and protection against static electricity.

- (a) Electrical bonding and protection against static electricity must be designed to minimize accumulation of electrostatic charge that would cause—
  - (1) Human injury from electrical shock,
  - (2) Ignition of flammable vapors, or
  - (3) **Interference with installed electrical/electronic equipment.**
- (b) Compliance with [paragraph (a)](#a) of this section may be shown by—
  - (1) Bonding the components properly to the airframe; or
  - (2) Incorporating other acceptable means to dissipate the static charge so as not to endanger the airplane, personnel, or operation of the installed electrical/electronic systems.

## Notes

### Amendments

[Amdt. 25-123, 72 FR 63405, Nov. 8, 2007]

### Authority

Authority: 49 U.S.C. 106(f), 106(g), 40113, 44701, 44702 and 44704; Pub. L. 115-254, 132 Stat 3281 (49 U.S.C. 44903 note).

### Source

Source: Docket No. 5066, 29 FR 18291, Dec. 24, 1964, unless otherwise noted.

### Amendments

[Amdt. 25-123, 72 FR 63405, Nov. 8, 2007]