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: TPO1999_063_W_003
name: W3
tree-preservation-order: undefined
TPO1999_063
tree-preservation-zone-type: woodland
geometry: MULTIPOLYGON (((-1.615210 53.847024,-1.615271 53.847029,-1.615320 53.847049,-1.615340 53.847079,-1.615371 53.847095,-1.615989 53.847390,-1.616276 53.847120,-1.616732 53.846771,-1.616574 53.846750,-1.616438 53.846875,-1.616284 53.846813,-1.616235 53.846852,-1.616220 53.846845,-1.616210 53.846852,-1.616161 53.846832,-1.616170 53.846824,-1.616156 53.846815,-1.616089 53.846810,-1.616070 53.846823,-1.615960 53.846779,-1.616041 53.846706,-1.615998 53.846698,-1.615950 53.846710,-1.615926 53.846726,-1.615826 53.846868,-1.615781 53.846903,-1.615733 53.846927,-1.615574 53.846985,-1.615526 53.846994,-1.615210 53.847021,-1.615210 53.847024)))
point: POINT (-1.615982 53.847036)
notes
entry-date: 2026-02-12
start-date: 1999-11-22
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.