1. In respect of articles left inside the vehicle or situated in boxes (e.g. luggage or ski boxes) fixed to the vehicle, the carrier shall be liable only for loss or damage caused by his fault. The total compensation payable shall not exceed 1 400 units of account.
2. So far as concerns articles stowed on the outside of the vehicle, including the boxes referred to in paragraph 1, the carrier shall be liable in respect of articles placed on the outside of the vehicle only if it is proved that the loss or damage results from an act or omission, which the carrier has committed either with intent to cause such a loss or damage or recklessly and with knowledge that such loss or damage would probably result.