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: 346
name: THE BIRMINGHAM (48 REDNAL ROAD, KING'S NORTON)TPO 1981
tree-preservation-order: undefined
TPO 346
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.937021 52.404086,-1.936926 52.404039,-1.936856 52.404016,-1.936729 52.403988,-1.936563 52.403972,-1.936202 52.403761,-1.936084 52.403837,-1.935966 52.403900,-1.936467 52.404496,-1.936494 52.404488,-1.936561 52.404580,-1.936798 52.404333,-1.937021 52.404086)))
point: POINT (-1.936486 52.404138)
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.