The Investigations Department investigates reportable marine casualties under the authority of 46 USC 6301. The department determines the level of investigation by the regulations outlined in 46 CFR Part 4.

Activities Europe investigators conduct inquiries of violations of law or regulation, incompetency, or acts of misconduct or negligence by licensed or documented merchant mariners in Europe, Africa, and the Middle East.

 Investigators also audit the Marine Employer Chemical Testing Program to ensure compliance with 46 CFR Part 16.

The U.S. Department of Defense is committed to making its electronic and information technologies accessible to individuals with disabilities in accordance with Section 508 of the Rehabilitation Act (29 U.S.C. 794d), as amended in 1998. DoD websites use the WCAG 2.0 AA accessibility standard.

For persons with disabilities experiencing difficulties accessing content on a particular website, please use the form DoD Section 508 Form.  In this form, please indicate the nature of your accessibility issue/problem and your contact information so we can address your issue or question. If your issue involves log in access, password recovery, or other technical issues, contact the administrator for the website in question, or your local helpdesk.