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: 1263
name: THE BIRMINGHAM (120 HANDWORTH WOOD ROAD, HANDSWORH WOOD) TPO 2008
tree-preservation-order: undefined
TPO 1263
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.930514 52.519771,-1.930907 52.519603,-1.930878 52.519583,-1.930851 52.519582,-1.930822 52.519564,-1.930823 52.519548,-1.930812 52.519539,-1.930547 52.519363,-1.930512 52.519357,-1.930466 52.519331,-1.930465 52.519314,-1.930447 52.519298,-1.929335 52.519929,-1.929582 52.520162,-1.930514 52.519771)))
point: POINT (-1.930109 52.519731)
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.