---
kind: "section"
citation: "49 C.F.R. § 850.30"
title: "49"
number: "850.30"
heading: "Procedures for Coast Guard investigation."
url: "https://uscodex.org/cfr/49/850.30"
---

# §850.30. Procedures for Coast Guard investigation.

- (a) The Coast Guard conducts an investigation under [§ 850.25](/cfr/49/850.25.md) using the procedures in [46 CFR 4.01-1 through 4.23-1](/cfr/46/4.01-1..4.23-1.md).
- (b) The Board may designate a person or persons to participate in every phase of an investigation, including on-scene investigation, that is conducted under the provisions of [§ 850.25](/cfr/49/850.25.md).
- (c) Consistent with Coast Guard responsibility to direct the course of the investigation, the person or persons designated by the Board under [paragraph (b)](#b) of this section may:
  - (1) **Make recommendations about the scope of the investigation.**
  - (2) **Call and examine witnesses.**
  - (3) **Submit or request additional evidence.**
- (d) The Commandant provides a record of the proceedings to the Board of an investigation of a major marine casualty under [paragraph (a)](#a) of this section.
- (e) The Board, under the Act, makes its determination of the facts, conditions, and circumstances, and the cause or probable cause of a major marine casualty, using the record of the proceedings provided by the Commandant under [paragraph (d)](#d) of this section and any additional evidence the Board may acquire under its own authority.
- (f) An investigation by the Coast Guard under this section is both an investigation under the Act and under R.S. 4450 ([46 U.S.C. 239](/usc/46/239.md)).

## Notes

### Authority

Authority: Sec. 304(a)(1)(E), Independent Safety Board Act of 1974, Pub. L. 93-633, 88 Stat. 2168 (49 U.S.C. 1903).

### Source

Source: 42 FR 61204, Dec. 1, 1977, unless otherwise noted.