Page 42 & 262 – PA Fees – effective 1st July 2023.
Page 71, 73, 75, 79 & 80 – Bracket Numbers and Three Round Format – effective 15th July 2023.
Page 122, 137, 153 & 162 – Holden Aluminium Cylinder Head for A/MS, A/MSA, B/MS, B/MSA, C/MS, C/MSA, G/GA, C/AA, and C/DA– effective 13th September 2023.
Page 109, 110, 113, 115, 118 & 228 – Group 2 Motorcycle Classes, ECUs & Reactive Controls (Traction Control) – effective 26th September 2023.
Page 122, 137, 153 & 162 – Holden Aluminium Cylinder Head for A/MS, A/MSA, B/MS, B/MSA, C/MS, C/MSA, G/GA, C/AA, and C/DA – 6th November 2023.
Page 188, 189 & 190 – Top Alcohol Class Regulations – effective 21st November 2023.