| Class A |
| All vessels over 40m in length overall. (LOA). |
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| Class B |
Traditional-rigged vessels with an LOA of less than 40m and with a waterline length (LWL) of at least 9.14m.
NOTE:
Traditional rigged vessels are defined as those vessels whose sail-plan has a predominance of square and/or gaff sails. |
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| Class C |
Modern rigged vessels with a LOA of less than 40m and with a LWL of at least 9.14m, not carrying spinnaker like sails.
NOTE:
Modern rigged vessels are defined as those vessels whose sail-plan has a predominance of Bermudan sails. |
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| Class D |
| Modern rigged vessels with a LOA of less than 40m and with a LWL of at least 4.14m, carrying spinnaker like sails. |
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