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: 412
name: THE BIRMINGHAM (LAND BOUNDED BY QUEENS ROAD, CHURCH ROAD & BARROWS LANE, YARDLEY) TPO 1983
tree-preservation-order: undefined
TPO 412
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.803340 52.471447,-1.802747 52.471518,-1.802951 52.472187,-1.803407 52.472135,-1.803445 52.472125,-1.803485 52.472096,-1.803488 52.472034,-1.803502 52.471981,-1.803539 52.471896,-1.803583 52.471816,-1.803666 52.471713,-1.803656 52.471639,-1.803616 52.471600,-1.803519 52.471554,-1.803340 52.471447)))
point: POINT (-1.803198 52.471795)
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.