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: 1031
name: THE BIRMINGHAM (CINCINATTI, KINGSBURY ROAD, TYBURN) TPO 2005
tree-preservation-order: undefined
TPO 1031
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.796841 52.523984,-1.797014 52.523900,-1.797004 52.523861,-1.796968 52.523866,-1.796544 52.523414,-1.795869 52.522728,-1.795829 52.522752,-1.796226 52.523165,-1.796333 52.523343,-1.796445 52.523472,-1.796583 52.523586,-1.796727 52.523678,-1.796878 52.523826,-1.796759 52.523866,-1.796695 52.523876,-1.796711 52.523917,-1.796727 52.523914,-1.796752 52.523973,-1.796154 52.524067,-1.796136 52.524079,-1.796125 52.524100,-1.796139 52.524122,-1.796191 52.524152,-1.796383 52.524082,-1.796656 52.524014,-1.796841 52.523984)))
point: POINT (-1.796481 52.523573)
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.