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: 825
name: THE BIRMINGHAM (REAR OF 56-58 SHIRLEY ROAD, ACOCKS GREEN) TPO 1999
tree-preservation-order: undefined
TPO 825
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.825193 52.444501,-1.824619 52.444437,-1.824510 52.444432,-1.824451 52.444449,-1.824371 52.444547,-1.825042 52.444754,-1.825075 52.444697,-1.825004 52.444681,-1.825038 52.444621,-1.824999 52.444613,-1.825023 52.444566,-1.825145 52.444583,-1.825193 52.444501)))
point: POINT (-1.824787 52.44456)
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.