1. Articles 17, 18 and 19 shall not apply to passengers with open tickets as long as the time of departure is not specified, except for passengers holding a travel pass or a season ticket.
2. Articles 17 and 19 shall not apply if the passenger is informed of the cancellation or delay before the purchase of the ticket or if the cancellation or delay is caused by the fault of the passenger.
3. Article 17(2) shall not apply where the carrier proves that the cancellation or delay is caused by weather conditions endangering the safe operation of the ship.
4. Article 19 shall not apply where the carrier proves that the cancellation or delay is caused by weather conditions endangering the safe operation of the ship or by extraordinary circumstances hindering the performance of the passenger service which could not have been avoided even if all reasonable measures had been taken.