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: 1268
name: THE BIRMINGHAM (LAND AT SLADE LANE, BILLESLEY) TPO 2008
tree-preservation-order: undefined
TPO 1268
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.852143 52.412169,-1.851408 52.411886,-1.851268 52.411818,-1.851201 52.411774,-1.850713 52.411153,-1.850257 52.410549,-1.850109 52.410392,-1.849892 52.410496,-1.849751 52.410588,-1.849497 52.410775,-1.849574 52.410922,-1.849670 52.411079,-1.849708 52.411126,-1.849716 52.411165,-1.849734 52.411195,-1.849746 52.411189,-1.849778 52.411244,-1.849811 52.411319,-1.849912 52.411425,-1.850100 52.411553,-1.850286 52.411756,-1.850375 52.411924,-1.850383 52.411978,-1.850407 52.412024,-1.850504 52.412298,-1.850540 52.412425,-1.850575 52.412506,-1.850705 52.412645,-1.850875 52.412763,-1.851052 52.412910,-1.851087 52.412930,-1.851187 52.412958,-1.851233 52.412979,-1.851263 52.412961,-1.851561 52.412693,-1.851653 52.412623,-1.852143 52.412169)))
point: POINT (-1.850733 52.411755)
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.