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: 163
name: THE BIRMINGHAM (7 LYTTLETON ROAD, EDGBASTON) TPO 1974
tree-preservation-order: undefined
TPO 163
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.945271 52.473579,-1.945272 52.473556,-1.945175 52.473471,-1.944900 52.473526,-1.945264 52.474162,-1.945352 52.474168,-1.945432 52.473631,-1.945337 52.473595,-1.945322 52.473592,-1.945301 52.473600,-1.945271 52.473579)))
point: POINT (-1.94521 52.47377)
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.