Please note that this rulebook is subject to change in the near future with an updated point system.
The new rulebook 2018 have many news about rules and system, and race.
Enclosed you can read about this news, for example:

IIDA certiefied Riders
IIDA technical requirement for race organizers
Subscription in the IIDA
IIDA Certified riders, and coach, and manager
New type of races
New disciplines
World Cup for teams

and more… take your time for read all, cause a lot of thing will changed

IIDA rulebook 2018