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: 738
name: THE BIRMINGHAM (SITE AT WOODINGTON ROAD AND CHURCHILL ROAD, SUTTON COLDFIELD) TPO 1996
tree-preservation-order: undefined
TPO 738
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.788818 52.564177,-1.788739 52.563542,-1.788727 52.563490,-1.788699 52.563428,-1.788639 52.563403,-1.788336 52.563416,-1.788247 52.563429,-1.788235 52.563452,-1.788288 52.563832,-1.788323 52.564193,-1.788641 52.564193,-1.788818 52.564177)))
point: POINT (-1.788525 52.563804)
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.