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: 1438
name: THE BIRMINGHAM (1-3 FOX HOLLIES ROAD, SUTTON COLDFIELD) TPO 2012
tree-preservation-order: undefined
TPO 1438
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.799960 52.541913,-1.799994 52.541926,-1.800012 52.541861,-1.800008 52.541828,-1.799999 52.541815,-1.799963 52.541799,-1.799946 52.541792,-1.799895 52.541797,-1.799787 52.541840,-1.799960 52.541913)))
point: POINT (-1.799925 52.54185)
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.