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: 383
name: THE BIRMINGHAM (LAND BETWEEN 182 & 196 WAKE GREEN ROAD, MOSELEY) TPO 1982
tree-preservation-order: undefined
TPO 383
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.863900 52.436977,-1.863844 52.436939,-1.863406 52.436708,-1.863100 52.436640,-1.862738 52.436533,-1.862474 52.436431,-1.861750 52.436221,-1.861570 52.436131,-1.861396 52.436055,-1.860926 52.436381,-1.861094 52.436489,-1.861325 52.436587,-1.861782 52.436703,-1.862593 52.437182,-1.861718 52.437711,-1.862462 52.438176,-1.864164 52.437152,-1.863900 52.436977)))
point: POINT (-1.862609 52.437092)
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.