The scrutineers job is to ensure the cart is registered in the correct Class and is safely constructed.

Some commonly scrutineered items
Cart Attributes match the Class the cart is entered in, such as Weight, Length, Width and Wheels
Axels firmly attached
Wheels firmly fixed to axels - split pins, lock nuts etc
Secure steering pivot
Suitable amount of steering travel - lock to lock. Oversteering may be dangerous for kids
For mechanical steering, right turn of wheel steers right. Ditto left
For rope steering - rope firmly attached and adequate foot control if a hand brake is used
Functional brakes
Brake mechanism securely fixed
Seat securely fixed
Overall structural and functional design
Driver has gloves and well fitted helmet. It is also recommended that long shirts / pants or knee / elbow pads be used, and closed toe shoes