There would be no need to prove negligence.
Times, Sunday Times
The law lords ruled that the present law was anomalous and forced victims to try to prove negligence to get around the time bar.
Times, Sunday Times
You would have to prove negligence on the part of the upstairs owner for each incident of damage, but the fact that there have been multiple events may help.
Times,Sunday Times
If a neighbour's tree damages your property, your insurer will pay for repairs and recoup the costs from theirs if it can prove negligence on the neighbour's part.
Times, Sunday Times