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: 633
name: THE BIRMINGHAM (BALMORAL ROAD, BARTLEY GREEN) TPO 1993
tree-preservation-order: undefined
TPO 633
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-2.004641 52.431829,-2.004638 52.431710,-2.004602 52.431633,-2.003979 52.430997,-2.003986 52.430994,-2.003961 52.430982,-2.003915 52.430975,-2.003688 52.431006,-2.003427 52.431029,-2.003218 52.431032,-2.002144 52.430999,-2.001864 52.431029,-2.001603 52.431067,-2.001451 52.431113,-2.001442 52.431130,-2.001475 52.431185,-2.001731 52.431122,-2.001996 52.431152,-2.002456 52.431957,-2.003478 52.431754,-2.003651 52.432070,-2.004005 52.431998,-2.004641 52.431829)))
point: POINT (-2.003269 52.431462)
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.