The major seaports mentioned inarticle R. 5312-1 of the French Transport Code have the status of territorial entry points.
For Guadeloupe, French Guiana, Martinique, Reunion Island, Mayotte, Saint-Barthélemy, Saint-Martin and Saint-Pierre-et-Miquelon, ports whose annual traffic exceeds a number of passengers defined by a decree issued by the ministers responsible for the interior, overseas departments and territories, health and transport are considered to be territorial entry points. The number of ports is limited to one for each local authority. This is the port with the highest annual traffic.
The list of ports selected is the subject of a decree.