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: 66
name: THE BIRMINGHAM (BUNBURY ROAD) TPO 1966
tree-preservation-order: undefined
TPO 66
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.963361 52.413323,-1.963791 52.413375,-1.964145 52.413391,-1.964449 52.413393,-1.964642 52.413364,-1.964709 52.413325,-1.964731 52.413297,-1.964591 52.412964,-1.964509 52.412739,-1.963986 52.412875,-1.963906 52.412759,-1.963860 52.412773,-1.963869 52.412786,-1.963837 52.412794,-1.963829 52.412782,-1.963359 52.412910,-1.963349 52.412986,-1.963317 52.413061,-1.963310 52.413213,-1.963323 52.413280,-1.963361 52.413323)))
point: POINT (-1.964016 52.413103)
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.