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: 693
name: THE BIRMINGHAM (19-23 GRAVELLY HILL NORTH, ERDINGTON) TPO 1995
tree-preservation-order: undefined
TPO 693
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.850370 52.516339,-1.850475 52.516220,-1.849766 52.516081,-1.849539 52.516035,-1.849232 52.516429,-1.849197 52.516475,-1.849195 52.516478,-1.849195 52.516484,-1.849200 52.516494,-1.849206 52.516499,-1.849234 52.516508,-1.849622 52.516620,-1.849909 52.516701,-1.850048 52.516734,-1.850199 52.516763,-1.850296 52.516777,-1.850510 52.516813,-1.850621 52.516592,-1.850552 52.516580,-1.850217 52.516511,-1.850370 52.516339)))
point: POINT (-1.849908 52.516423)
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.
entry-date: 2026-06-25
start-date
end-date

Your data is missing a tree-preservation-order.

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

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