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: 114
name: THE BIRMINGHAM (154 - 160 WAKE GREEN ROAD, MOSELEY) TPO 1973
tree-preservation-order: undefined
TPO 114
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.866503 52.438936,-1.866774 52.438773,-1.865848 52.438180,-1.865053 52.438657,-1.864860 52.438753,-1.864889 52.438776,-1.864178 52.439201,-1.865077 52.439788,-1.866503 52.438936)))
point: POINT (-1.865473 52.438983)
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.