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: 560
name: THE BIRMINGHAM (SUTTON COLDFIELD COLLEGE OF FURTHER EDUCATION, LICHFIELD ROAD, SUTTON COLDFIELD) TPO 1990
tree-preservation-order: undefined
TPO 560
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.822294 52.566776,-1.822034 52.566621,-1.821784 52.566520,-1.821590 52.566422,-1.821234 52.566574,-1.820831 52.566767,-1.820584 52.566896,-1.820347 52.567031,-1.820050 52.567216,-1.820213 52.567249,-1.820239 52.567202,-1.820969 52.567073,-1.820990 52.567107,-1.821688 52.566933,-1.821811 52.566900,-1.821808 52.566890,-1.822294 52.566776)))
point: POINT (-1.821256 52.56683)
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.