1.The CE marking and the inscriptions referred to in point 1 of Annex III shall be affixed visibly, legibly and indelibly to the vessel or to its data plate.
2.The CE marking shall be affixed before the vessel is placed on the market.
3.The CE marking shall be followed by the identification number of the notified body involved in the production control phase.
The identification number of the notified body shall be affixed by the body itself or, under its instructions, by the manufacturer or his authorised representative.
4.The CE marking and the identification number of the notified body may be followed by any other mark indicating a special risk or use.
5.Member States shall build upon existing mechanisms to ensure correct application of the regime governing the CE marking and shall take appropriate action in the event of improper use of that marking.