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: 92
name: THE BIRMINGHAM (YORKS WOOD CAMPING GROUNDS, SHARD END) TPO 1971
tree-preservation-order: undefined
TPO 92
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.768736 52.491181,-1.768308 52.489820,-1.768224 52.489456,-1.766607 52.489663,-1.766240 52.489674,-1.765316 52.489805,-1.765176 52.489836,-1.764406 52.489830,-1.764247 52.489837,-1.763374 52.489955,-1.762457 52.490067,-1.762386 52.490084,-1.762301 52.490122,-1.761789 52.490164,-1.761633 52.490331,-1.761476 52.490587,-1.761398 52.490747,-1.761312 52.490895,-1.761258 52.491081,-1.761174 52.491259,-1.761023 52.491524,-1.760994 52.491606,-1.760979 52.491627,-1.760968 52.491708,-1.760998 52.491860,-1.760952 52.492130,-1.760879 52.492714,-1.760848 52.493170,-1.760877 52.493177,-1.761566 52.493192,-1.761762 52.492765,-1.762905 52.493285,-1.763127 52.493366,-1.763233 52.493389,-1.763976 52.493494,-1.764369 52.493533,-1.764525 52.493540,-1.765187 52.493610,-1.765043 52.491599,-1.767389 52.491317,-1.768736 52.491181)))
point: POINT (-1.764334 52.49134)
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.