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: 96
name: THE BIRMINGHAM (58 VERNON ROAD, EDGBASTON) TPO 1971
tree-preservation-order: undefined
TPO 96
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.943671 52.474977,-1.944401 52.474864,-1.944435 52.474853,-1.944449 52.474833,-1.944429 52.474809,-1.944407 52.474799,-1.943745 52.474586,-1.943671 52.474977)))
point: POINT (-1.943978 52.474801)
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.