---
kind: "section"
citation: "33 C.F.R. § 149.105"
title: "33"
number: "149.105"
heading: "What are the requirements for the overflow and relief valves?"
url: "https://uscodex.org/cfr/33/149.105"
---

# §149.105. What are the requirements for the overflow and relief valves?

- (a) Each oil and natural gas transfer system (OTS/NGTS) must include a relief valve that, when activated, prevents pressure on any component of the OTS/NGTS from exceeding its maximum rated pressure.
- (b) The transfer system overflow or relief valve must not allow a discharge into the sea.

## Notes

### Authority

Authority: 33 U.S.C. 1504, 1509; DHS Delegation No. 00170.1, Revision No. 01.4.

### Source

Source: USCG-1998-3884, 71 FR 57651, Sept. 29, 2006, unless otherwise noted.