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: 533
name: THE BIRMINGHAM (MULBERRY ROAD/HAYGREEN LANE, BOURNEVILLE) PROVISIONAL TPO 1973
tree-preservation-order: undefined
TPO 533
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.947565 52.424347,-1.947632 52.424214,-1.947663 52.424113,-1.947701 52.423759,-1.947823 52.422820,-1.946672 52.422689,-1.946647 52.422678,-1.946601 52.422734,-1.946541 52.422851,-1.946273 52.423505,-1.945825 52.424265,-1.946165 52.424214,-1.946177 52.424237,-1.946210 52.424258,-1.946304 52.424263,-1.946388 52.424285,-1.946804 52.424489,-1.947167 52.424636,-1.947378 52.424679,-1.947565 52.424347)))
point: POINT (-1.946981 52.42365)
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.