---
kind: "section"
citation: "30 C.F.R. § 250.531"
title: "30"
number: "250.531"
heading: "When does my casing pressure request approval become invalid?"
url: "https://uscodex.org/cfr/30/250.531"
---

# §250.531. When does my casing pressure request approval become invalid?


A casing pressure request becomes invalid when:

- (a) The casing or riser pressure increases by 200 psig over the approved casing pressure request pressure;
- (b) The approved term ends;
- (c) The well is worked-over, side-tracked, redrilled, recompleted, or acid stimulated;
- (d) A different casing or riser on the same well requires a casing pressure request; or
- (e) A well has more than one casing operating under a casing pressure request and one of the casing pressure requests become invalid, then all casing pressure requests for that well become invalid.

## 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]