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: 527
name: THE BIRMINGHAM (81-91 MOORCROFT ROAD, MOSELEY) TPO 1987
tree-preservation-order: undefined
TPO 527
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.899234 52.446852,-1.899271 52.446710,-1.899184 52.446699,-1.899264 52.446440,-1.899253 52.446439,-1.899291 52.446318,-1.899333 52.446300,-1.899355 52.446307,-1.899366 52.446325,-1.899390 52.446265,-1.899576 52.446290,-1.899650 52.446098,-1.899585 52.446088,-1.899602 52.446042,-1.899126 52.445966,-1.899037 52.446219,-1.898243 52.446111,-1.898138 52.446443,-1.898061 52.446718,-1.899234 52.446852)))
point: POINT (-1.898806 52.446427)
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.