Tree preservation zone

There is a problem

reference: 660
name: 660
tree-preservation-order: tree-preservation-order missing
tree-preservation-zone-type: group
geometry: MULTIPOLYGON (((-4.138927 50.406382,-4.138959 50.406368,-4.138981 50.406356,-4.139001 50.406339,-4.139005 50.406326,-4.139004 50.406308,-4.138994 50.406279,-4.138934 50.406197,-4.138848 50.406102,-4.138785 50.406029,-4.138761 50.405998,-4.138755 50.405979,-4.138752 50.405956,-4.138756 50.405937,-4.138762 50.405920,-4.138774 50.405910,-4.138987 50.405826,-4.138991 50.405818,-4.138991 50.405805,-4.138983 50.405790,-4.138972 50.405776,-4.138958 50.405770,-4.138937 50.405770,-4.138812 50.405820,-4.138770 50.405829,-4.138753 50.405812,-4.138736 50.405791,-4.138667 50.405722,-4.138659 50.405721,-4.138624 50.405679,-4.138616 50.405674,-4.138605 50.405670,-4.138597 50.405669,-4.138571 50.405672,-4.138562 50.405669,-4.138538 50.405647,-4.138498 50.405614,-4.138388 50.405511,-4.138369 50.405502,-4.138356 50.405502,-4.138338 50.405507,-4.138326 50.405515,-4.138313 50.405527,-4.138285 50.405655,-4.138280 50.405712,-4.138281 50.405756,-4.138283 50.405774,-4.138299 50.405827,-4.138305 50.405840,-4.138431 50.406059,-4.138465 50.406107,-4.138479 50.406124,-4.138514 50.406156,-4.138529 50.406166,-4.138551 50.406185,-4.138661 50.406259,-4.138790 50.406337,-4.138829 50.406359,-4.138875 50.406381,-4.138927 50.406382)))
point: POINT (-4.138613 50.40595)
notes: Former Ne College Plymouth PL5 3UF
entry-date: 2024-12-13
start-date
end-date

Your data is missing a tree-preservation-order.

The Tree preservation zone guidance explains how to fix the issue:

The reference for the tree preservation order that covers this zone.