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: 1231
name: THE BIRMINGHAM (WEST HEATH HOSPITAL, REDNAL ROAD, KINGS NORTON) TPO 2007
tree-preservation-order: undefined
TPO 1231
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.952403 52.399408,-1.953003 52.399228,-1.953086 52.399202,-1.953109 52.399192,-1.953158 52.399179,-1.953140 52.399156,-1.953103 52.399118,-1.953053 52.399062,-1.953011 52.399018,-1.952954 52.398944,-1.952706 52.398675,-1.952227 52.398151,-1.952168 52.398100,-1.952341 52.398044,-1.952403 52.398017,-1.952730 52.397904,-1.952502 52.397659,-1.952398 52.397540,-1.952272 52.397401,-1.952211 52.397421,-1.952152 52.397427,-1.952071 52.397463,-1.951751 52.397572,-1.951025 52.397815,-1.951619 52.398496,-1.951945 52.398878,-1.952036 52.398981,-1.952227 52.399204,-1.952297 52.399282,-1.952403 52.399408)))
point: POINT (-1.952114 52.398354)
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.