Tree preservation zone

There is a problem

1000 entries with tree-preservation-order field must match the reference field in the tree preservation order dataset

reference: 570
name: THE BIRMINGHAM (241 VICARAGE ROAD, KINGS HEATH) TPO 1991
tree-preservation-order: undefined
TPO 570
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.903089 52.428710,-1.903053 52.428657,-1.902757 52.428394,-1.902501 52.428450,-1.902379 52.428485,-1.902340 52.428893,-1.902386 52.428944,-1.902444 52.428956,-1.902491 52.428952,-1.903089 52.428710)))
point: POINT (-1.902649 52.428671)
notes: The shaded area represents those properties which fall within the outline of a Tree Preservation Order. To precisely identify trees protected by the Order, you can request a copy of the tree preservation order at the following link.
organisation
entry-date: 2025-11-30
start-date
end-date

Your dataset is missing the tree-preservation-order column.

The Tree preservation zone guidance explains how to fix the issue:

The reference for the tree preservation order that covers this zone.