With great care and in close cooperation with the KNAF (KNAC National Motorsports Federation) prepared thorough rules for the games that offers an optimal balance between safety, racing fun and room for engineers to demonstrate their abilities. The basic principle is that each participant gets a fair chance to win. And that there are always sporting battle, in which all drivers show respect for each other’s material. With this in mind, the organization will strictly enforce the regulations.

Regulations 2019
Sporting regulations
Technical regulations
Participation regulations

Download our regulations here (Dutch version, is leading in case interpretation)
Sporting Regulations
Technical Regulations

Also important the dutch A regulations (in Dutch):

Homologation updates from KNAF (text in Dutch but attachments in English)
update june 2017