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: 1207
name: THE BIRMINGHAM (LAND TO REAR OF CUBLEY ROAD & GREEN ROAD, HALL GREEN) TPO 2007
tree-preservation-order: undefined
TPO 1207
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.852718 52.437617,-1.852690 52.437636,-1.852669 52.437679,-1.852559 52.437686,-1.852567 52.437612,-1.852436 52.437617,-1.852208 52.437652,-1.851994 52.437673,-1.851900 52.437673,-1.851823 52.437686,-1.851813 52.437698,-1.851638 52.437709,-1.851660 52.437879,-1.851502 52.437919,-1.851440 52.437848,-1.851209 52.437923,-1.850970 52.438017,-1.851378 52.438536,-1.851421 52.438518,-1.851226 52.438280,-1.851226 52.438270,-1.851251 52.438264,-1.851232 52.438235,-1.851478 52.438172,-1.851482 52.438177,-1.851529 52.438167,-1.851535 52.438158,-1.851809 52.438088,-1.851801 52.438072,-1.852639 52.437947,-1.852957 52.437917,-1.852965 52.437949,-1.852992 52.437948,-1.853067 52.438236,-1.853116 52.438230,-1.853033 52.437908,-1.853099 52.437724,-1.853115 52.437700,-1.853144 52.437610,-1.853140 52.437602,-1.852971 52.437614,-1.852718 52.437617)))
point: POINT (-1.852077 52.437898)
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.