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: 532
name: THE BIRMINGHAM (ALDERLEA SCHOOL ALDERPITS ROAD, SHARD END) TPO 1988
tree-preservation-order: undefined
TPO 532
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.769950 52.498959,-1.769958 52.498953,-1.769801 52.498823,-1.770090 52.498511,-1.769822 52.498407,-1.769590 52.498352,-1.769378 52.498317,-1.769022 52.498297,-1.768210 52.498318,-1.767919 52.498334,-1.767445 52.498405,-1.767124 52.498464,-1.766938 52.498511,-1.766553 52.498628,-1.766662 52.498754,-1.766725 52.498852,-1.766811 52.499021,-1.766873 52.499192,-1.766958 52.499585,-1.766990 52.499650,-1.767023 52.499691,-1.767113 52.499747,-1.767191 52.499780,-1.767283 52.499807,-1.768238 52.500061,-1.768584 52.500136,-1.768459 52.500517,-1.768634 52.500538,-1.768767 52.500161,-1.769031 52.500175,-1.769329 52.500171,-1.769467 52.500159,-1.769698 52.500121,-1.769487 52.499748,-1.769476 52.499726,-1.769474 52.499686,-1.769617 52.499204,-1.769950 52.498959)))
point: POINT (-1.768377 52.499171)
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.