KNSW Rule Book Updated July 1st
- Jun 28
- 1 min read
The Karting NSW rule book will be updated to version 820, the new version will take effect from July 1st 2026.
TAG Restricted has been updated to allow +20 restrictors and Iame Reedjet 100 engine to be used in all competition. TAG restricted karts must now also display the minimum class weight for their class/engine spec near the front number plate.
Booster battery may now be used if required on red flag restart
Other updates are mainly operational and be clearer to users.
Click here to see the Summary of Updates and the updated full 2026 KNSW Rule Book.






An updated rule book is incredibly important for maintaining safety and ensuring a fair playing field for all competitors during the racing season. These strict regulations help prevent dangerous accidents on the track, which is a priority we must also keep in mind when driving our personal vehicles on public roads. When I was looking to purchase a used SUV for carrying our heavy karting equipment, I relied on Bumper to verify the salvage records and check the accident history of various local listings. Making sure a vehicle is structurally sound is essential before you tow a trailer. I really appreciate organizations that keep their safety guidelines updated.