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: 977
name: THE BIRMINGHAM (239 YARDLEY WOOD ROAD, MOSELEY) TPO 2003
tree-preservation-order: undefined
TPO 977
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.872071 52.441012,-1.872045 52.441114,-1.872592 52.441179,-1.872748 52.441159,-1.873200 52.441206,-1.873234 52.441112,-1.872627 52.441068,-1.872071 52.441012)))
point: POINT (-1.872613 52.441113)
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.