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: 813
name: THE BIRMINGHAM (SITE FRONTING MANOR ROAD, MANOR HILL AND BIRMINGHAM ROAD, SUTTON COLDFIELD) TPO 1999
tree-preservation-order: undefined
TPO 813
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.825953 52.560279,-1.826003 52.560231,-1.826291 52.560371,-1.826237 52.560390,-1.826198 52.560433,-1.826084 52.560754,-1.826053 52.560820,-1.825993 52.560914,-1.825998 52.560920,-1.825974 52.560929,-1.826177 52.561151,-1.826277 52.561224,-1.826447 52.561293,-1.826591 52.561327,-1.827076 52.561411,-1.827047 52.561239,-1.827022 52.560952,-1.826721 52.560962,-1.826672 52.560820,-1.826645 52.560764,-1.826683 52.560632,-1.826852 52.560668,-1.826886 52.560555,-1.827147 52.560153,-1.826892 52.560093,-1.826970 52.559962,-1.827034 52.559896,-1.827101 52.559758,-1.826744 52.559653,-1.826364 52.559774,-1.826264 52.559798,-1.825884 52.559930,-1.825744 52.560017,-1.825587 52.560136,-1.825953 52.560279)))
point: POINT (-1.826504 52.560468)
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.