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: 180
name: THE BIRMINGHAM (SOMA HOUSE, SPRINGFIELD ROAD, SUTTON COLDFIELD) TPO 1976
tree-preservation-order: undefined
TPO 180
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.778924 52.564962,-1.778668 52.564775,-1.778368 52.564540,-1.777931 52.564738,-1.778239 52.564980,-1.778491 52.565158,-1.778696 52.565064,-1.778704 52.565043,-1.778754 52.565019,-1.778793 52.565022,-1.778924 52.564962)))
point: POINT (-1.778423 52.56485)
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.