---
kind: "section"
citation: "21 C.F.R. § 556.460"
title: "21"
number: "556.460"
heading: "Novobiocin."
url: "https://uscodex.org/cfr/21/556.460"
---

# §556.460. Novobiocin.

- (a) [Reserved]
- (b) **Tolerances.** The tolerances for novobiocin are:
  - (1) **Cattle.**
    - (i) **Edible tissues (excluding milk)—** 1 ppm.
    - (ii) **Milk—** 0.1 ppm.
  - (2) **Chickens, turkeys, and ducks.** Edible tissues (excluding eggs): 1 ppm.
- (c) **Related conditions of use.** See §§ [526.1590](/cfr/21/526.1590.md), [526.1696d](/cfr/21/526.1696d.md), and [558.415](/cfr/21/558.415.md) of this chapter.

## Notes

### Authority

Authority: 21 U.S.C. 342, 360b, 371.

### Source

Source: 84 FR 32993, July 11, 2019, unless otherwise noted.