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: 621
name: THE BIRMINGHAM (FORMER ALLOTMENT SITE, REAR OF BEAUMONT ROAD, KINGS NORTON) TPO 1993
tree-preservation-order: undefined
TPO 621
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.934990 52.422772,-1.934920 52.422661,-1.934891 52.422621,-1.934950 52.422597,-1.935030 52.422570,-1.935143 52.422537,-1.935196 52.422511,-1.935248 52.422496,-1.935252 52.422494,-1.935249 52.422488,-1.935430 52.422424,-1.935667 52.422334,-1.935719 52.422318,-1.935783 52.422302,-1.936487 52.422130,-1.936914 52.422075,-1.936934 52.422074,-1.937020 52.422059,-1.937078 52.422052,-1.937104 52.422053,-1.937138 52.422047,-1.937238 52.422034,-1.937202 52.421972,-1.937168 52.421908,-1.936852 52.421928,-1.936394 52.421960,-1.936394 52.421957,-1.936344 52.421960,-1.935162 52.422040,-1.934271 52.422097,-1.933659 52.422138,-1.933664 52.422193,-1.933668 52.422203,-1.933701 52.422485,-1.933713 52.422601,-1.933736 52.422855,-1.933768 52.423079,-1.933898 52.423041,-1.934990 52.422772)))
point: POINT (-1.934868 52.42238)
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.