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: 734
name: THE BIRMINGHAM (63 OAKFIELD ROAD, SELLY PARK) TPO 1996
tree-preservation-order: undefined
TPO 734
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.919076 52.446626,-1.919025 52.446538,-1.918803 52.446167,-1.918387 52.446263,-1.918312 52.446279,-1.918018 52.446349,-1.917952 52.446366,-1.918127 52.446664,-1.918225 52.446826,-1.919076 52.446626)))
point: POINT (-1.918513 52.446496)
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.