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: 630
name: THE BIRMINGHAM (LAND AT JERRY'S LANE, ERDINGTON) TPO 1993
tree-preservation-order: undefined
TPO 630
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.856946 52.534996,-1.856888 52.534642,-1.856851 52.534613,-1.856699 52.534565,-1.856717 52.534473,-1.856717 52.534431,-1.855387 52.534437,-1.855500 52.534527,-1.855800 52.534733,-1.855913 52.534826,-1.855999 52.534877,-1.856107 52.534924,-1.856274 52.534961,-1.856460 52.534980,-1.856946 52.534996)))
point: POINT (-1.856292 52.534685)
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.