You cannot have more than 9 passengers
You cannot have more railcards than passengers
In order to complete your Child Key Smartcard application, we need to verify that the Child is under 16 years old. To do this you may provide proof of age at any Southern station outside London or submit your evidence below. Once we have verified the age, the attachment will be deleted from our system and the Child Key Smartcard will be printed and sent to the address the Smartcard was registered to. We expect to turn this around in 7 days from receipt of your documentation.
Proof of age may be a: