1. All vessels, except small craft, shall bear marks showing the maximum draught level. In the case of inland waterway vessels, the methods by which the maximum draught is determined and the conditions to be observed in affixing the draught marks shall be laid down in the rules concerning technical requirements which correspond to the Recommendations on Harmonized Europe-Wide Technical Requirements for Inland Navigation Vessels (Resolution No. 61). In the case of seagoing vessels, the summer fresh-water line shall serve in place of draught marks.
2. Every vessel which may draw as much as 1 m of water except for small craft shall be provided with draught scales. In the case of inland waterway vessels, annex 2 to these regulations lays down the conditions to be observed in affixing the draught scales.