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: 1224
name: THE BIRMINGHAM (ALL SAINTS CHURCH, 2 WALSALL ROAD, SUTTON COLDFIELD) TPO 2007
tree-preservation-order: undefined
TPO 1224
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.840583 52.586141,-1.840338 52.586110,-1.840120 52.586092,-1.839564 52.586077,-1.839660 52.586290,-1.839651 52.586292,-1.839778 52.586527,-1.839709 52.586557,-1.839725 52.586571,-1.839625 52.586613,-1.839807 52.586730,-1.840105 52.586743,-1.840242 52.586778,-1.840290 52.586748,-1.840314 52.586760,-1.840380 52.586725,-1.840447 52.586761,-1.841030 52.586361,-1.840685 52.586176,-1.840583 52.586141)))
point: POINT (-1.840228 52.586405)
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.