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: 44
name: THE BIRMINGHAM (39 ST PETERS ROAD, HARBORNE) TPO 1968
tree-preservation-order: undefined
TPO 44
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.957834 52.455829,-1.957887 52.455804,-1.957974 52.455755,-1.957791 52.455660,-1.957601 52.455565,-1.957513 52.455524,-1.957512 52.455525,-1.957507 52.455610,-1.957503 52.455649,-1.957484 52.455651,-1.957465 52.455969,-1.957530 52.455950,-1.957605 52.455925,-1.957691 52.455893,-1.957752 52.455868,-1.957834 52.455829)))
point: POINT (-1.957652 52.455755)
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: 2026-07-26
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.