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: 672
name: THE BIRMINGHAM (280 ROBIN HOOD LANE AND LAND AT REAR OF 270-284 ROBIN HOOD LANE , HALL GREEN) TPO 1994
tree-preservation-order: undefined
TPO 672
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.852353 52.426911,-1.852592 52.426734,-1.852571 52.426722,-1.852785 52.426580,-1.852387 52.426338,-1.852045 52.426141,-1.851550 52.426351,-1.851928 52.426686,-1.851320 52.426937,-1.851406 52.427014,-1.851615 52.426926,-1.851609 52.426921,-1.852123 52.426709,-1.852353 52.426911)))
point: POINT (-1.852107 52.426549)
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.