(b) A custodian is not personally liable:
(1) On a contract properly entered into in the custodial capacity unless the custodian fails to reveal that capacity and to identify the custodianship in the contract; or
(2) For an obligation arising from control of custodial property or for a tort committed during the custodianship unless the custodian is personally at fault.
(c) A minor is not personally liable for an obligation arising from ownership of custodial property or for a tort committed during the custodianship unless the minor is personally at fault.