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: 1071
name: THE BIRMINGHAM (17 & 19 WESTFIELD ROAD, EDGBASTON) TPO 2005
tree-preservation-order: undefined
TPO 1071
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.948979 52.467757,-1.948941 52.467704,-1.948947 52.467691,-1.948813 52.467453,-1.948788 52.467443,-1.948766 52.467414,-1.948771 52.467401,-1.948707 52.467312,-1.948541 52.467157,-1.948401 52.467183,-1.947277 52.467319,-1.947294 52.467482,-1.946898 52.467498,-1.946929 52.467902,-1.947345 52.467927,-1.947326 52.467720,-1.948979 52.467757)))
point: POINT (-1.947921 52.467533)
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.