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: 5
name: THE BIRMINGHAM (WESTHOUSE GROVE & BRANDWOOD ROAD, KINGS HEATH) TPO 1964
tree-preservation-order: undefined
TPO 5
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.903519 52.416464,-1.902930 52.416258,-1.902664 52.416560,-1.902134 52.417131,-1.902254 52.417164,-1.902351 52.417204,-1.902457 52.417265,-1.902622 52.417385,-1.902698 52.417420,-1.902865 52.417436,-1.902954 52.417478,-1.902990 52.417513,-1.902973 52.417560,-1.903480 52.417906,-1.903864 52.418132,-1.904015 52.418210,-1.904091 52.418282,-1.904039 52.418419,-1.904145 52.418427,-1.904227 52.418446,-1.904212 52.418453,-1.904382 52.418490,-1.904786 52.418489,-1.904838 52.418438,-1.905037 52.418047,-1.904755 52.417798,-1.904638 52.417650,-1.904292 52.417307,-1.904163 52.417190,-1.903853 52.416877,-1.903813 52.416853,-1.903687 52.416745,-1.903627 52.416716,-1.903323 52.416616,-1.903519 52.416464)))
point: POINT (-1.903628 52.417411)
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.