---
kind: "section"
citation: "30 C.F.R. § 250.523"
title: "30"
number: "250.523"
heading: "When do I have to repeat casing diagnostic testing?"
url: "https://uscodex.org/cfr/30/250.523"
---

# §250.523. When do I have to repeat casing diagnostic testing?


Casing diagnostic testing must be repeated according to the following table:


## Notes

### Amendments

[76 FR 64462, Oct. 18, 2011. Redesignated at 77 FR 50894, Aug. 22, 2012]

### Authority

Authority: 30 U.S.C. 1751, 31 U.S.C. 9701, 33 U.S.C. 1321(j)(1)(C), 43 U.S.C. 1334.

### Source

Source: 76 FR 64462, Oct. 18, 2011, unless otherwise noted.

### Amendments

[76 FR 64462, Oct. 18, 2011. Redesignated at 77 FR 50894, Aug. 22, 2012]