Tree preservation zone

There is a problem

190 entries with tree-preservation-order field must match the reference field in the tree preservation order dataset

reference: 3341
name
tree-preservation-order: undefined
0045
tree-preservation-zone-type: group
geometry: MULTIPOLYGON (((-0.977865 50.845189,-0.977881 50.845133,-0.977859 50.845098,-0.977824 50.845077,-0.977714 50.845096,-0.977634 50.845152,-0.977531 50.845186,-0.977392 50.845317,-0.977273 50.845448,-0.977235 50.845494,-0.977220 50.845545,-0.977198 50.845580,-0.977152 50.845671,-0.977091 50.845803,-0.977141 50.845849,-0.977227 50.845890,-0.977321 50.845891,-0.977437 50.845847,-0.977526 50.845797,-0.977621 50.845726,-0.977687 50.845686,-0.977703 50.845636,-0.977704 50.845564,-0.977728 50.845488,-0.977736 50.845422,-0.977737 50.845392,-0.977753 50.845346,-0.977776 50.845300,-0.977813 50.845255,-0.977857 50.845215,-0.977872 50.845199,-0.977879 50.845194,-0.977865 50.845189)))
point: POINT (-0.977488 50.845514)
notes
entry-date: 2026-06-16
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.