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: 48
name: THE BIRMINGHAM (WAKE GREEN ROAD, MOSELEY) TPO 1966
tree-preservation-order: undefined
TPO 48
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.873469 52.443025,-1.873919 52.443046,-1.873959 52.443039,-1.874009 52.443008,-1.874026 52.442987,-1.874256 52.442319,-1.873592 52.442233,-1.873575 52.442280,-1.873559 52.442380,-1.873469 52.443025)))
point: POINT (-1.873828 52.442639)
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.