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46 U.S. Code § 3509 - Medical standards

The owner of a vessel to which section 3507 applies shall ensure that—
a physician is always present and available to treat any passengers who may be on board the vessel in the event of an emergency situation;
the vessel is in compliance with the Health Care Guidelines for Cruise Ship Medical Facilities established by the American College of Emergency Physicians; and
(3) the initial safety briefing given to the passengers on board the vessel includes—
the location of the vessel’s medical facilities; and
the appropriate steps passengers should follow during a medical emergency.
(Added Pub. L. 116–283, div. G, title LVXXXIII [LXXXIII], § 8322(a), Jan. 1, 2021, 134 Stat. 4702.)