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: 40
name: THE BIRMINGHAM (PATON GROVE, MOSELEY) TPO 1963
tree-preservation-order: undefined
TPO 40
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.886014 52.441041,-1.885791 52.441203,-1.885755 52.441272,-1.885670 52.441366,-1.887412 52.442515,-1.887983 52.443074,-1.888249 52.442777,-1.888581 52.442430,-1.888245 52.442115,-1.888146 52.442067,-1.887997 52.441973,-1.886693 52.441120,-1.886390 52.441287,-1.886014 52.441041)))
point: POINT (-1.887224 52.441967)
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.