Yes, there are certain eligibility criteria at the attractions of Luna Park Sydney based on the height of participants. There is a separate segregation for red, green, or yellow passes based on the physical parameter which is as follows:
1. Red pass holders are generally between 85 to 105 centimeters, and should be accompanied by an adult on all the rides.
2. Green pass holders are generally between 106 and 131 centimeters and can ride alone on many rides but need an accompanying adult
3. Yellow pass holders, who are above 132 centimeters, are free to take any of the rides in the park.