The NCA relies on fees from ship owners to carry out its work guiding ships through Norway's often complicated and dangerous coastal waters. But it says late payments have become a major problem. "We usually get the money on time," Arve Dimmen of the NCA says . "But now we're short 7.6m kroner from cruise ships that did not pay their bills for the previous season. It's a lot of work for us to follow up these cases."