---
kind: "section"
citation: "40 C.F.R. § 63.5845"
title: "40"
number: "63.5845"
heading: "When must I conduct subsequent performance tests?"
url: "https://uscodex.org/cfr/40/63.5845"
---

# §63.5845. When must I conduct subsequent performance tests?


You must conduct a performance test every 5 years following the initial performance test for any standard you meet with an add-on control device.


## Notes

### Source

Source: 68 FR 19402, Apr. 21, 2003, unless otherwise noted.

### Authority

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

### Source

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