Tree preservation zone

There is a problem

tree-preservation-order column must match the reference field in the tree preservation order dataset

reference: 8/2003/TAN W1
name: Land known as Greenhill Shaw east of Bridleway 92 Woldingham
tree-preservation-order: undefined
8/2003/TAN
tree-preservation-zone-type: woodland
geometry: MULTIPOLYGON (((-0.020297 51.286215,-0.020137 51.285663,-0.019963 51.285159,-0.019062 51.284611,-0.018666 51.284172,-0.019104 51.284072,-0.019052 51.283981,-0.019898 51.283563,-0.020210 51.284100,-0.020772 51.284565,-0.021280 51.285138,-0.021905 51.286241,-0.022157 51.286568,-0.022384 51.286488,-0.022131 51.286134,-0.022024 51.285502,-0.021789 51.285043,-0.021755 51.284518,-0.021409 51.284135,-0.020331 51.283445,-0.019822 51.283056,-0.019250 51.282758,-0.018381 51.282515,-0.018046 51.282284,-0.017489 51.281983,-0.017039 51.281527,-0.016263 51.281947,-0.015562 51.282160,-0.015277 51.282547,-0.015646 51.282777,-0.015384 51.283165,-0.016873 51.283833,-0.017236 51.284218,-0.016931 51.284562,-0.016611 51.284725,-0.017169 51.284734,-0.017770 51.284961,-0.018423 51.285384,-0.019398 51.286353,-0.020297 51.286215)))
point: POINT (-0.018466 51.283869)
notes
organisation
entry-date: 2003-05-08
start-date: 2003-05-08
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.