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: TPO1984_008_A_001
name: A1
tree-preservation-order: undefined
TPO1984_008
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.430589 53.799029,-1.433511 53.798776,-1.433497 53.798471,-1.433473 53.798226,-1.433429 53.797995,-1.433387 53.797875,-1.433263 53.797433,-1.432996 53.797421,-1.432174 53.797423,-1.431592 53.797449,-1.431588 53.797692,-1.431606 53.797730,-1.431650 53.797775,-1.431658 53.797813,-1.431646 53.797873,-1.431615 53.797937,-1.431548 53.797954,-1.430987 53.798007,-1.430389 53.798014,-1.430301 53.798165,-1.430255 53.798292,-1.430232 53.798328,-1.430234 53.798962,-1.430400 53.799004,-1.430554 53.799031,-1.430589 53.799029)))
point: POINT (-1.431968 53.798276)
notes
entry-date: 2026-02-12
start-date: 1984-03-06
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.