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: 1433
name: THE BIRMINGHAM (LEA HALL, WOOD LANE, HANDSWORTH) TPO 2012
tree-preservation-order: undefined
TPO 1433
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.913447 52.516093,-1.913163 52.516052,-1.912339 52.515957,-1.912078 52.516304,-1.912281 52.516389,-1.912256 52.516431,-1.912260 52.516465,-1.912278 52.516466,-1.912276 52.516504,-1.912292 52.516504,-1.912286 52.516703,-1.912400 52.516726,-1.912529 52.516737,-1.912722 52.516734,-1.912858 52.516719,-1.912918 52.516708,-1.912928 52.516694,-1.912938 52.516643,-1.913063 52.516483,-1.913331 52.516227,-1.913447 52.516093)))
point: POINT (-1.9127 52.516326)
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.