---
kind: "section"
citation: "33 C.F.R. § 149.540"
title: "33"
number: "149.540"
heading: "What are the requirements for obstruction lights on a single point mooring?"
url: "https://uscodex.org/cfr/33/149.540"
---

# §149.540. What are the requirements for obstruction lights on a single point mooring?

- (a) The lights for a single point mooring must meet the requirements for obstruction lights in [part 67](/cfr/33/part67.md) of this chapter, except that the lights must be located at least 10 feet (3 meters) above mean high water.
- (b) A submerged turret loading (STL) deepwater port is not required to meet the requirements for obstruction lights, provided it maintains at least a five-foot (1.5 meters) clearance beneath the net under keel clearance at the mean low water condition for all vessels transiting the area.
- (c) An STL deepwater port that utilizes a marker buoy must be lighted in accordance with [paragraph (a)](#a) of this section.

## 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.