(1) No person under the age of eighteen years shall be employed in any Ghanaian ship except

(a) for work approved by the Authority on board a "school-ship" or "training ship"; or

(b) where the Authority having due regard to health and physical condition of the person and to the prospective and immediate benefit to that person of the employment, certifies that the employment will be beneficial to that person.

(2) A person under the age of eighteen years shall not be employed in any capacity on a ship unless there has been delivered to the master of the ship a certificate granted by a duly qualified medical practitioner certifying that that person is fit to be employed in that capacity.

(3) A medical certificate issued under subsection (2)

(a) shall be valid for one year from the date of issue, unless earlier revoked, and

(b) may at any time be revoked by a duly qualified medical practitioner if the medical practitioner is satisfied that the person is no longer fit for work.

(4) A person under the age of eighteen years shall not be employed to work in the engine room of any ship, unless that person is an apprentice working under supervision.