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: 31
name: THE BIRMINGHAM (SITE ADJOINING 763 PERSHORE ROAD, SELLY PARK) TPO 1970
tree-preservation-order: undefined
TPO 31
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.915399 52.443169,-1.915389 52.443264,-1.915380 52.443297,-1.915356 52.443485,-1.915762 52.443475,-1.916191 52.443461,-1.916322 52.443460,-1.916623 52.443450,-1.917096 52.443437,-1.917117 52.443755,-1.917406 52.443721,-1.917404 52.443718,-1.917486 52.443709,-1.917438 52.443543,-1.917430 52.443520,-1.917425 52.443499,-1.917513 52.443487,-1.917635 52.443467,-1.917754 52.443450,-1.917945 52.443432,-1.917978 52.443465,-1.918288 52.443420,-1.918627 52.443374,-1.918592 52.443354,-1.918478 52.443176,-1.918422 52.443094,-1.918415 52.443081,-1.918294 52.442896,-1.918170 52.442729,-1.917999 52.442547,-1.917995 52.442546,-1.917726 52.442637,-1.917628 52.442673,-1.917560 52.442694,-1.917126 52.442842,-1.916996 52.442873,-1.916855 52.442910,-1.916861 52.442915,-1.916784 52.442931,-1.916315 52.443010,-1.916270 52.443019,-1.915399 52.443169)))
point: POINT (-1.917147 52.443173)
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.
entry-date: 2026-06-25
start-date
end-date

Your data is missing a tree-preservation-order.

The Tree preservation zone guidance explains how to fix the issue:

The reference for the tree preservation order that covers this zone.