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: 1058
name: THE BIRMINGHAM (LAND ADJACENT 57 HAREWOOD CLOSE, HALL GREEN) TPO 2005
tree-preservation-order: undefined
TPO 1058
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.853881 52.420247,-1.853801 52.420082,-1.853443 52.419489,-1.852988 52.419588,-1.853068 52.419745,-1.852884 52.419785,-1.852961 52.419903,-1.853142 52.419870,-1.853191 52.419954,-1.852984 52.419998,-1.853027 52.420096,-1.853249 52.420055,-1.853409 52.420345,-1.853881 52.420247)))
point: POINT (-1.853394 52.419919)
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.