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: 347
name: THE BIRMINGHAM (48 SELLY WICK ROAD, SELLY PARK) TPO 1981
tree-preservation-order: undefined
TPO 347
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.920846 52.444071,-1.920383 52.443650,-1.919894 52.443801,-1.919719 52.443863,-1.919712 52.443881,-1.919675 52.443898,-1.919632 52.443892,-1.920008 52.444251,-1.920416 52.444071,-1.920497 52.444087,-1.920627 52.444174,-1.920846 52.444071)))
point: POINT (-1.920231 52.443953)
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.