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: 469
name: THE BIRMINGHAM ( RECTORY FARM RAGLEY DRIVE, SHELDON) TPO 1986
tree-preservation-order: undefined
TPO 469
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.777917 52.459185,-1.777889 52.458619,-1.776540 52.458674,-1.776527 52.458743,-1.776805 52.458953,-1.776931 52.459126,-1.777082 52.459057,-1.777145 52.459084,-1.777132 52.459110,-1.777145 52.459123,-1.777217 52.459156,-1.777331 52.459169,-1.777475 52.459174,-1.777527 52.459189,-1.777637 52.459181,-1.777917 52.459185)))
point: POINT (-1.777334 52.458885)
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.