Appendix U2 - International Formula Windsurfing Class Rules

Authority: International Board Sailing Association 20.11.1998.

1. GENERAL

  1.1 The Formula Windsurfing Class (F.W.C.) shall be a single-handed sailboard development class.
  1.2 The international authority for the FormulaWindsurfing Class shall be the International Board Sailing Association (IBSA).
  1.3 Interpretations of these rules shall be made by the International Board Sailing Association (IBSA).
  1.4 No liability or legal responsibility in respect of these rules can be accepted by the IBSA or its delegated representatives.

2. ADMINISTRATION

  2.1 Language

    2.1.1 The official language of the Class is English and in the event of a dispute over interpretation the English text shall prevail.

    2.1.2 The word "shall" is mandatory and the word "may"; is permissive.

  2.2 National Authority: In countries where there is no National Authority (NA) or in which the NA does not wish to undertake the administration of the F.W.C. its functions as stated in these rules shall be carried out by a "National Board Sailing Association" which is recognised by the IBSA.

  2.3 Eligibility to Race

    2.3.1 No sailboard shall race in the F.W.C. unless it complies with the current Class Rules.
    2.3.2 It is the owner's responsibility to ensure that his equipment complies with the rules at all times and that alterations or replacements to the sailboard do not contravene the rules.
    2.3.3 No sailboard shall sail in Formula Windsurfing International Events unless it is a "Series Production Board" registered with ISAF .To be eligible for Formula Windsurfing World championships a board shall have completed registration with the ISAF not less than 60 days prior to the start of the event, and not less than 30 days for Continental Championships.Registration is deemed complete only when the part 3 registration form has been received and approved by ISAF. National Event Organisers may accept production boards not meeting the requirements of 2.3.3.

  2.4 Measurement

    2.4.1 The primary method of determining compliance with measurement rules shall be by measuring boards and equipment of high finishing competitors after race completion. This procedure shall be followed in World or Continental events or when the notice of race so prescribes.
    2.4.2 Only a measurer officially recognised by the IBSA, the National Authority or the National Board Sailing Association of the country in which the measurement is undertaken shall measure a sailboard, its mast, sail and equipment.
    2.4.3 The measurer shall report to the IBSA and the NA anything which he may consider to depart from the intended Spirit of Formula Windsurfing or to be against the interests of the sport and in this event notwithstanding anything in these rules, the IBSA or NA may refuse to let a sailboard race.
    2.4.4 All sailboards shall be liable to measurement checks by a recognised measurer at the discretion of the IBSA, the NA or the race committee at any time.

  2.5 ISAF Measurement instructions

    2.5.1 Except where other methods of measurement are specifically indicated, all measurements shall be carried out in accordance with the current ISAF Measurement Instructions.
    2.5.2 All measurements shall be in metric units.

  2.6 Identification Marks

    2.6.1 The sail shall carry the National Letters, National number and the sailboard insignia, if it has one, in accordance with the Appendix H of the Funboard Racing Rules. The minimum size of sail letters and numbers shall be:
Height 230mm. Minimum Space 45mm.
National letters and sail numbers shall be of a single colour and when applied to a transparent sail be either black, red or blue.
    2.6.2 All insignia, letters and numbers shall be of a durable material, of a colour contrasting with the sail, and shall be securely attached.
    2.6.3 If the racing is divided into groups, A woman's group shall carry an equilateral diamond on both sides of the sail in the proximity of the head. The minimum length of each side shall be 150mm.

3. CONSTRUCTION AND MEASUREMENT RULES

  3.1 Boards

    3.1.1 Only one Skeg may be fitted, the size and construction of the Skeg is optional.

    3.1.2 The size, construction and materials of the Hull are free.

  3.2 A centreboard or daggerboard is prohibited.

  3.3 Mast

    3.3.1 The size and construction of the mast is optional.
    3.3.2 The construction of the joint and downhaul fitting between the mast and board is optional but it shall be possible to incline the mast to an angle of at least 90° to the vertical in every direction unless the sheer of the deck prevents this.
    3.3.3 The mast shall be capable of quick release from the board, without the use of tools.

  3.4

    3.4.1 Boom: The size and construction of the boom is optional.
    3.4.2 Harness attachments may be fitted to the boom and may be adjustable.

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