46 CFR 10.304: General medical exam for mariner credentials
Last reviewed: October 14, 2026
This section sets out what a general medical exam must document and when a demonstration of physical ability is required. Food Handlers are not required to submit to the exam but must obtain a statement from a licensed medical practitioner. Reports must be submitted within 12 months from the date signed by the licensed medical professional.
What it says
The general medical exam must be documented and broad enough to ensure there are no conditions that pose significant risk of sudden incapacitation or debilitating complication.
46 CFR 10.304(a)“The general medical exam must be documented and of such scope to ensure that there are no conditions that pose significant risk of sudden incapacitation or debilitating complication.”
The exam must also document any condition requiring medication that impairs cognitive ability, judgment, or reaction time.
46 CFR 10.304(a)“This exam must also document any condition requiring medication that impairs cognitive ability, judgment, or reaction time.”
Food Handlers are not required to submit to a general medical exam. They must obtain a statement from a licensed physician, physician assistant, or nurse practitioner.
46 CFR 10.304(b)“Food Handlers are not required to submit to a general medical exam, but must obtain a statement from a licensed physician, physician assistant, or nurse practitioner”
A demonstration of physical ability is required only if the medical practitioner conducting the exam is concerned that an applicant's physical ability may impact maritime safety, or if Table 1 to § 10.302(a) of this subpart shows the mariner must pass one.
46 CFR 10.304(c)(1)(i)“The medical practitioner conducting the general medical exam is concerned that an applicant's physical ability may impact maritime safety;”
To pass the demonstration, the examiner must be satisfied that the applicant is able to move through a restricted opening of 24-by-24 inches (61-by-61 centimeters), among the other listed abilities.
46 CFR 10.304(c)(2)(iv)“Is able to move through a restricted opening of 24-by-24 inches (61-by-61 centimeters);”
Reports of medical and physical exams, demonstrations, and tests must be submitted within 12 months from the date signed by the licensed medical professional.
46 CFR 10.304(d)“These reports must be submitted within 12 months from the date signed by the licensed medical professional.”
When submitted with a complete application package, the reports remain valid for 12 months from the date the Coast Guard accepts a complete application.
46 CFR 10.304(d)“When submitted with a complete application package, these reports remain valid for 12 months from the date the Coast Guard accepts a complete application.”
Common questions
Do food handlers need a general medical exam?
No. Food Handlers are not required to submit to a general medical exam, but they must obtain a statement from a licensed physician, physician assistant, or nurse practitioner that they are free of certain communicable diseases.
“Food Handlers are not required to submit to a general medical exam, but must obtain a statement from a licensed physician, physician assistant, or nurse practitioner”
When is a demonstration of physical ability required?
It is required only if the examining practitioner is concerned about the applicant's physical ability affecting maritime safety, or if Table 1 to § 10.302(a) of this subpart shows the mariner must pass one.
“Table 1 to § 10.302(a) of this subpart shows that the mariner must pass a demonstration of physical ability.”
How long are medical exam reports valid?
Reports must be submitted within 12 months from the date the licensed medical professional signed them. With a complete application package, they remain valid for 12 months from the date the Coast Guard accepts a complete application.
“These reports must be submitted within 12 months from the date signed by the licensed medical professional.”
The text of 46 CFR 10.304
Electronic Code of Federal Regulations (eCFR), current as of April 16, 2026 · Read it on eCFR
General medical exam
(a) The general medical exam must be documented and of such scope to ensure that there are no conditions that pose significant risk of sudden incapacitation or debilitating complication. This exam must also document any condition requiring medication that impairs cognitive ability, judgment, or reaction time. The Coast Guard will provide guidance on the conduct of general medical exams. Examiners should be familiar with the content and recommended medical evaluation data compiled in the medical guidelines.
(b) Food Handlers are not required to submit to a general medical exam, but must obtain a statement from a licensed physician, physician assistant, or nurse practitioner attesting that they are free of communicable diseases that pose a direct threat to the health or safety of other individuals in the workplace.
(c) Demonstration of physical ability. (1) A demonstration of physical ability is required only if—
(i) The medical practitioner conducting the general medical exam is concerned that an applicant's physical ability may impact maritime safety; or
(ii) Table 1 to § 10.302(a) of this subpart shows that the mariner must pass a demonstration of physical ability.
(2) For an applicant to satisfactorily pass a demonstration of physical ability, the examiner must be satisfied that the applicant—
(i) Has no disturbance in the sense of balance;
(ii) Is able, without assistance, to climb up and down vertical ladders and inclined stairs;
(iii) Is able, without assistance, to step over a door sill or coaming;
(iv) Is able to move through a restricted opening of 24-by-24 inches (61-by-61 centimeters);
(v) Is able to grasp, lift, and manipulate various common shipboard tools, move hands and arms to open and close valve wheels in vertical and horizontal directions, and rotate wrists to turn handles;
(vi) Does not have any impairment or disease that could prevent normal movement and physical activities;
(vii) Is able to stand and walk for extended periods of time;
(viii) Does not have any impairment or disease that could prevent response to a visual or audible alarm; and
(ix) Is capable of normal conversation.
(3) Guidance on demonstration of physical ability is contained in the relevant Coast Guard guidance for the conduct of general medical exams.
(d) Reports of medical and physical exams, demonstrations, and tests. These reports must be submitted within 12 months from the date signed by the licensed medical professional. When submitted with a complete application package, these reports remain valid for 12 months from the date the Coast Guard accepts a complete application.
Sections it refers to
The plain-English explanation on this page was written with AI from the regulation text above and checked automatically before publishing: every quote appears in the text, every number comes from it, and a second model confirmed each statement adds nothing the text doesn't say. Regulation text current as of April 16, 2026. The regulation text governs. RegKnot is not affiliated with the U.S. Coast Guard.