Division 6 Every time they enter or leave São Tomé and Principe's fishing zone, Community vessels shall communicate the volume of catch held on board at that time to the radio station on São Tomé and Principe. The call sign shall be communicated to shipowners when the licence is issued. A vessel caught fishing without having notified the radio of São Tomé and Principe of its presence shall be considered an unlicensed vessel.
Vessels shall allow on board observers at the request of the authorities of São Tomé and Principe. Observers should not remain on board any longer than the time needed to carry out spot checks on the catch.