The minimum age for entry is 18 on the start day of the race.

For entry into age-based categories, the rider’s age will be calculated as on 31 December of the year of the event. The categories available, for both Male and Female riders, are:

A rider can only enter one category in the event. The World Champion title will only be awarded to the winners of the Elite Category (Male and Female), even if a rider from another age category comes in ahead of them. The Elite categories are open to all riders aged 18 and above.

A final start list will be published at the close of Registration on the Friday before the race, and will be available at the Race Brief.   Riders have 30 minutes after conclusion of the Race Brief to advise the Race Director of any changes.   After that time, no changes to the starting list, by rider or category, are permitted.