The following age minimums apply to LimeLight Sports Club events:
- Hackney Half Marathon: 17 years
- Hackney 5K: 13 years
- Oxford Half Marathon: 17 years
- ASICS London 10K: 17 years
- London Triathlon: 17 years
- Blenheim Triathlon: 17 years
- London Duathlon: 17 years
- Etape Caledonia 40 Miles: 17 years
- Etape Caledonia 85 Miles: 18 years
A participant's age on the day of the event will be calculated and verified during the registration process.
All participants under 18 at the time of entry must also be registered by a parent or guardian.