---
kind: "section"
citation: "30 C.F.R. § 550.208"
title: "30"
number: "550.208"
heading: "If I conduct ancillary activities, what notices must I provide?"
url: "https://uscodex.org/cfr/30/550.208"
---

# §550.208. If I conduct ancillary activities, what notices must I provide?


At least 30 calendar days before you conduct any G&G exploration or development G&G activity (see [§ 550.207(a)](/cfr/30/550.207.md?p=a)), you must notify the Regional Supervisor in writing.

- (a) **When you prepare the notice, you must—**
  - (1) Sign and date the notice;
  - (2) Provide the names of the vessel, its operator, and the person(s) in charge; the specific type(s) of operations you will conduct; and the instrumentation/techniques and vessel navigation system you will use;
  - (3) Provide expected start and completion dates and the location of the activity; and
  - (4) Describe the potential adverse environmental effects of the proposed activity and any mitigation to eliminate or minimize these effects on the marine, coastal, and human environment.
- (b) The Regional Supervisor may require you to:
  - (1) Give written notice to BOEM at least 15 calendar days before you conduct any other ancillary activity (see § [550.207(b)](/cfr/30/550.207.md?p=b) and [(c)](/cfr/30/550.207.md?p=c)) in addition to those listed in [§ 550.207(a)](/cfr/30/550.207.md?p=a); and
  - (2) **Notify other users of the OCS before you conduct any ancillary activity.**

## Notes

### Authority

Authority: 30 U.S.C. 1751; 31 U.S.C. 9701; 43 U.S.C. 1334.

### Source

Source: 76 FR 64623, Oct. 18, 2011, unless otherwise noted.