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: 64
name: THE BIRMINGHAM (77 BEAKS HILL ROAD, KINGS NORTON) TPO 1968
tree-preservation-order: undefined
TPO 64
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.937473 52.403590,-1.938287 52.403569,-1.938249 52.403363,-1.938210 52.403218,-1.938186 52.403178,-1.938139 52.403140,-1.938058 52.403116,-1.937989 52.403111,-1.937718 52.403126,-1.937576 52.403143,-1.937485 52.403159,-1.937306 52.403214,-1.937473 52.403590)))
point: POINT (-1.937816 52.403356)
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.