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: 458
name: THE BIRMINGHAM (LAND AT 196-202 WEOLEY PARK ROAD, SELLY OAK) TPO 1985
tree-preservation-order: undefined
TPO 458
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.960385 52.438057,-1.960344 52.437877,-1.960299 52.437571,-1.960233 52.437214,-1.960002 52.437198,-1.959823 52.437198,-1.960002 52.438102,-1.960385 52.438057)))
point: POINT (-1.960106 52.437637)
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.