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: 1247
name: THE BIRMINGHAM (LAND TO THE REAR OF MAPLE COURT AND 47 WOOD END ROAD, ERDINGTON) TPO 2008
tree-preservation-order: undefined
TPO 1247
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.842978 52.519798,-1.842905 52.519813,-1.842961 52.519868,-1.842371 52.520129,-1.842591 52.520323,-1.842881 52.520563,-1.842930 52.520593,-1.843391 52.520391,-1.843569 52.520326,-1.843527 52.520279,-1.843516 52.520283,-1.843469 52.520244,-1.843514 52.520223,-1.843524 52.520211,-1.843526 52.520191,-1.843514 52.520169,-1.843453 52.520105,-1.843300 52.520152,-1.843063 52.519940,-1.843049 52.519944,-1.842961 52.519832,-1.843113 52.519790,-1.843170 52.519854,-1.843200 52.519859,-1.843637 52.519727,-1.843541 52.519614,-1.843516 52.519563,-1.842920 52.519747,-1.842978 52.519798)))
point: POINT (-1.843033 52.520134)
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.