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: 193
name: THE BIRMINGHAM (VIVIAN ROAD AND HARBORNE PARK ROAD HARBORNE) TPO 1976
tree-preservation-order: undefined
TPO 193
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.952921 52.456207,-1.953159 52.456074,-1.954147 52.456624,-1.954485 52.456409,-1.954552 52.456346,-1.954582 52.456295,-1.954596 52.456241,-1.954588 52.456185,-1.954565 52.456137,-1.954410 52.455954,-1.954270 52.455756,-1.954240 52.455735,-1.953144 52.455788,-1.952426 52.455906,-1.952921 52.456207)))
point: POINT (-1.953735 52.456086)
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.