Appendix H - Identification on Sails

H1 ISAF International Class Boards
  H1.1 Identification
Every board of an ISAF International Class or Recognized Class shall carry on her mainsail

    (a) the insignia denoting its class, if required by its class rules;
    (b) at all international events, except when the boards are provided to all competitors, national letters denoting the competitor's national authority from the table below. For the purpose of this rule, international events are ISAF events, world and continental championships, and events described as international events in their notices of race and sailing instructions;and.
    (c) a sail number of no more than four digits allocated by the competitor's national authority.

  H1.2 Specifications

    (a) National letters and sail numbers shall be in capital letters and Arabic numerals, clear legible and of the same colour. Commercially available typefaces giving the same or better legibility than HELVETICA as illustrated below are acceptable.
        1 2 3 4 5 6 7 8 9 0
    (b) The sizes of characters and minimum space between adjoining characters on the same and opposite sides of the sail shall be Minimum Height 230mm, Minimum space between characters 45mm.

  H1.3 Positioning

    (a) The sail number, including the national letters where applicable, assigned to the competitor using the board shall be displayed above the midline of the sail. They shall be placed at different heights on the two sides of the sail, those on the starboard side being uppermost.
    (b) The class insignia or the logo of the manufacturer, where applicable, shall be placed above the sailnumbers.

H2-H3 Share

H4 Warnings and Penalties
When a protest committee finds that a board has broken a rule of this appendix it shall either warn it and give it time to comply or penalize it.

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