Following a Serious Marine Incident, a mariner directly involved in the incident is required to submit to alcohol testing within __________.
Official USCG Answer & Rule Citation
Correct Answer: Option B — 2 hours
Coast Guard regulations under 46 CFR Part 4 mandate that following a Serious Marine Incident (SMI), credentialed mariners directly involved must submit to alcohol breath testing or blood draws within two hours of the occurrence.
100% Free & Open Access — No daily limits, paywalls, or gated answers on BrightMariner.