# 49 CFR § 831.8: Investigator-in-charge

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/ecfr-49-831.8

## Section

- **Citation:** 49 CFR § 831.8
- **Heading:** Investigator-in-charge
- **Jurisdiction:** Federal
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** September 22, 2026
- **Source:** Publisher's official text
- **Location:** Title 49—Transportation > Subtitle B—Other Regulations Relating to Transportation > CHAPTER VIII—NATIONAL TRANSPORTATION SAFETY BOARD > PART 831—INVESTIGATION PROCEDURES > Subpart A—General

## Text

In addition to the subpoena and deposition authority delegated to investigative officers under this chapter, a person designated as IIC for an investigation is authorized to—
(a) Organize, conduct, control, and manage the field phase of an investigation, even when a Board Member is present;
(b) Coordinate all resources and supervise all persons (including persons not employed by the NTSB) involved in an on-site investigation; and
(c) Continue his or her organizational and management responsibilities through all phases of the investigation, including consideration and adoption of a report or brief determining one or more probable causes of an accident.

## Nearby sections

- [49 CFR § 831.1 § 831.1 Applicability of this subpart.](https://www.frixlaw.com/law-library/statutes/ecfr-49-831.1.md)
- [49 CFR § 831.2 § 831.2 Responsibility of the NTSB.](https://www.frixlaw.com/law-library/statutes/ecfr-49-831.2.md)
- [49 CFR § 831.3 § 831.3 Authority of Directors.](https://www.frixlaw.com/law-library/statutes/ecfr-49-831.3.md)
- [49 CFR § 831.4 § 831.4 Nature of investigation.](https://www.frixlaw.com/law-library/statutes/ecfr-49-831.4.md)
- [49 CFR § 831.5 § 831.5 Priority of NTSB investigations.](https://www.frixlaw.com/law-library/statutes/ecfr-49-831.5.md)
- [49 CFR § 831.6 § 831.6 Request to withhold information.](https://www.frixlaw.com/law-library/statutes/ecfr-49-831.6.md)
- [49 CFR § 831.7 § 831.7 Representation during an interview.](https://www.frixlaw.com/law-library/statutes/ecfr-49-831.7.md)
- [49 CFR § 831.8 § 831.8 Investigator-in-charge.](https://www.frixlaw.com/law-library/statutes/ecfr-49-831.8.md)
- [49 CFR § 831.9 § 831.9 Authority during investigations.](https://www.frixlaw.com/law-library/statutes/ecfr-49-831.9.md)
- [49 CFR § 831.10 § 831.10 Autopsies and postmortem testing.](https://www.frixlaw.com/law-library/statutes/ecfr-49-831.10.md)
- [49 CFR § 831.11 § 831.11 Parties to the investigation.](https://www.frixlaw.com/law-library/statutes/ecfr-49-831.11.md)
- [49 CFR § 831.12 § 831.12 Access to and release of wreckage, records, mail, and cargo.](https://www.frixlaw.com/law-library/statutes/ecfr-49-831.12.md)
- [49 CFR § 831.13 § 831.13 Provision and dissemination of investigative information.](https://www.frixlaw.com/law-library/statutes/ecfr-49-831.13.md)
- [49 CFR § 831.14 § 831.14 Proposed findings.](https://www.frixlaw.com/law-library/statutes/ecfr-49-831.14.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/ecfr-49-831.8. Check the current official text before relying on it. Not legal advice.