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: 1421
name: THE BIRMINGHAM (1645-1649 PERSHORE ROAD, BOURNVILLE) TPO 2012
tree-preservation-order: undefined
TPO 1421
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.922763 52.420999,-1.922843 52.421029,-1.922917 52.421020,-1.922998 52.421024,-1.923050 52.421045,-1.923140 52.421104,-1.923147 52.421100,-1.922977 52.420993,-1.922928 52.420975,-1.922675 52.420957,-1.922461 52.421087,-1.922499 52.421117,-1.922610 52.421117,-1.922596 52.421078,-1.922763 52.420999)))
point: POINT (-1.922717 52.421025)
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.