Seafarer to have valid medical fitness certificate
7.—(1)  Subject to subsections (3) and (4), no person shall work as a seafarer on a ship unless that person has been issued with a medical fitness certificate complying with requirements as may be prescribed, and which is still valid and is not suspended.
(2)  A seafarer who has been issued with a medical fitness certificate shall carry that certificate on board during the term of that seafarer’s employment on a ship.
(3)  A seafarer whose medical fitness certificate has expired during the course of a voyage may continue to work until the earlier of the following:
(a)the first port of call at which it is possible for the seafarer to make an application for a medical fitness certificate and be examined by a qualified medical practitioner;
(b)the expiry of 3 months starting from the date of the expiry of the certificate.
(4)  In urgent cases, with the Director’s approval, if a person —
(a)does not hold a valid medical fitness certificate; but
(b)has held a medical fitness certificate for a period of not less than 24 months (or in the case of a person below 18 years of age at the date of issue of the certificate, 12 months) and that certificate has expired no earlier than one month before the date on which that person joined a ship,
that person may work as a seafarer on that ship until the first port of call at which it is possible for an application for a medical fitness certificate in respect of that person to be made and for that person to be examined by a qualified medical practitioner, but in any case not for a period exceeding 3 months.
(5)  No person may work as a seafarer on a ship in a capacity of sea service or in a geographical area precluded by any restriction in that person’s medical fitness certificate.
(6)  No person may work as a seafarer on a ship in breach of a condition of that person’s medical fitness certificate.