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: 272
name: THE BIRMINGHAM (ERDINGTON ABBEY, STATION ROAD, ERDINGTON. PART 2) TPO 1978
tree-preservation-order: undefined
TPO 272
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.836953 52.529337,-1.837069 52.529404,-1.837287 52.529429,-1.837361 52.529430,-1.837362 52.529618,-1.837806 52.529841,-1.838272 52.529345,-1.838773 52.528831,-1.838639 52.528792,-1.837745 52.528621,-1.837804 52.528457,-1.837089 52.528387,-1.837022 52.528672,-1.837052 52.529264,-1.836953 52.529337)))
point: POINT (-1.837715 52.529054)
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.