---
kind: "section"
citation: "21 C.F.R. § 112.47"
title: "21"
number: "112.47"
heading: "Who must perform the tests required under this subpart?"
url: "https://uscodex.org/cfr/21/112.47"
---

# §112.47. Who must perform the tests required under this subpart?

- (a) You may meet the requirements related to agricultural water testing required under §§ [112.43(c)(4)(ii)](/cfr/21/112.43.md?p=c-4-ii) and [112.44](/cfr/21/112.44.md) using:
  - (1) Results from agricultural water testing performed by you or by a person or entity acting on your behalf; or
  - (2) Data collected by a third party or parties, provided the water sampled by the third party or parties adequately represents your agricultural water source(s) and all other applicable requirements of this part are met.
- (b) Agricultural water samples must be aseptically collected and tested using methods as set forth in [§ 112.151](/cfr/21/112.151.md), as applicable.

## Notes

### Source

Source: 89 FR 37515, May 6, 2024, unless otherwise noted.

### Authority

Authority: 21 U.S.C. 321, 331, 342, 350h, 371; 42 U.S.C. 243, 264, 271.

### Source

Source: 80 FR 74547, Nov. 27, 2015, unless otherwise noted.