---
kind: "section"
citation: "40 C.F.R. § 63.7942"
title: "40"
number: "63.7942"
heading: "When must I conduct subsequent performance tests?"
url: "https://uscodex.org/cfr/40/63.7942"
---

# §63.7942. When must I conduct subsequent performance tests?


For non-flare control devices, you must conduct performance tests at any time the EPA requires you to according to [§ 63.7(a)(3)](/cfr/40/63.7.md?p=a-3).


## Notes

### Amendments

[85 FR 41708, July 10, 2020]

### Source

Source: 68 FR 58190, Oct. 8, 2003, unless otherwise noted.

### Authority

Authority: 42 U.S.C. 7401 et seq.

### Source

Source: 57 FR 61992, Dec. 29, 1992, unless otherwise noted.

### Amendments

[85 FR 41708, July 10, 2020]