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: 561
name: THE BIRMINGHAM (LAND ADJOINING 167 YARDLEY WOOD ROAD, MOSELEY) TPO 1990
tree-preservation-order: undefined
TPO 561
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.871516 52.444334,-1.871520 52.444169,-1.871546 52.444122,-1.871502 52.444105,-1.871523 52.443984,-1.871309 52.443966,-1.871228 52.444307,-1.871496 52.444324,-1.871497 52.444333,-1.871516 52.444334)))
point: POINT (-1.871392 52.444155)
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.