NR206 Wind Propulsion Systems

This Rule Note deals with wind propulsion systems (modern and traditional rigs, free-standing and rotating rigs, square and kite rigs, wind and rotor sails, suction wings) including requirements for: design of structure (standing and running part), drive system, base ship; construction and testing; certification of materials and components; and classification of ships fitted with such wind propulsion systems.

ReferenceContentsEdition
NR206 R03Wind propulsion systemsMarch 2025


Check the list of main changes.

Check other Bureau Veritas rules and guidelines, including:

  • NR467 Rules for the classification of steel ships
  • NR600 Hull structure and arrangement for the classification of cargo ships less than 65 m and non-cargo ships less than 90 m
  • NR500 Rules for the classification and the certification of yachts

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