| Navigation area | valid for | ||
| I | unlimited voyages | ||
| II | Adriatic Sea international voyages | ||
| III | in the internal waters and territorial sea of the Republic of Croatia | ||
| a | up to 6 NM from coast of land or island | ||
| b | up to 3 NM from coast of land or island | ||
| c | up to 1 NM from coast of land or island | ||
| IV | Adriatic ports, gulfs, bays, river mouths and lakes | ||