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: 1386
name: The Birmingham (Ward End PH. Bowling Green, Burney Lane, Ward End) TPO 2011
tree-preservation-order: undefined
TPO 1386
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.822893 52.490074,-1.822590 52.490659,-1.823234 52.490967,-1.823486 52.490767,-1.823655 52.490669,-1.823604 52.490523,-1.823592 52.490525,-1.823574 52.490471,-1.823568 52.490472,-1.823550 52.490437,-1.823543 52.490406,-1.823553 52.490405,-1.823534 52.490350,-1.823545 52.490349,-1.823496 52.490195,-1.822893 52.490074)))
point: POINT (-1.823138 52.49051)
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.