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: 1292
name: THE BIRMINGHAM (138 CLARENCE ROAD, SUTTON COLDFIELD) TPO 2009
tree-preservation-order: undefined
TPO 1292
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.842487 52.592760,-1.842474 52.592735,-1.842308 52.592544,-1.842018 52.592625,-1.842009 52.592616,-1.841930 52.592636,-1.841869 52.592667,-1.841718 52.592709,-1.841709 52.592698,-1.841203 52.592843,-1.841474 52.593169,-1.842040 52.592939,-1.842033 52.592934,-1.842068 52.592914,-1.842487 52.592760)))
point: POINT (-1.841828 52.59284)
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.