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: 129
name: THE BIRMINGHAM (ELVETHAM ROAD/PAKENHAM ROAD, EDGBASTON) TPO 1974
tree-preservation-order: undefined
TPO 129
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.910613 52.466790,-1.910745 52.466886,-1.910850 52.466913,-1.910845 52.466921,-1.910954 52.466947,-1.910960 52.466939,-1.911016 52.466952,-1.911019 52.466947,-1.911155 52.466978,-1.911472 52.466442,-1.911254 52.466326,-1.910488 52.466693,-1.910613 52.466790)))
point: POINT (-1.911025 52.466664)
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.