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: 525
name: THE BIRMINGHAM (REAR OF 101 GREENFIELD ROAD, HARBORNE) TPO 1987
tree-preservation-order: undefined
TPO 525
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.948066 52.456780,-1.947387 52.456864,-1.947402 52.456894,-1.947423 52.456998,-1.947377 52.457000,-1.947393 52.457125,-1.947508 52.457123,-1.947504 52.457129,-1.947611 52.457119,-1.947613 52.457128,-1.948077 52.457094,-1.948060 52.456943,-1.948066 52.456780)))
point: POINT (-1.947741 52.456969)
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.