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: 3497
name
tree-preservation-order: undefined
0477
tree-preservation-zone-type: group
geometry: MULTIPOLYGON (((-1.001097 50.851240,-1.001089 50.851241,-1.001109 50.851210,-1.001228 50.851009,-1.001344 50.850843,-1.001494 50.850649,-1.001516 50.850623,-1.001592 50.850551,-1.001688 50.850475,-1.001980 50.850312,-1.002057 50.850265,-1.002112 50.850227,-1.002130 50.850219,-1.002123 50.850218,-1.002104 50.850203,-1.002023 50.850167,-1.001991 50.850150,-1.001945 50.850141,-1.001896 50.850148,-1.001686 50.850294,-1.001471 50.850509,-1.001269 50.850748,-1.001240 50.850822,-1.001238 50.850906,-1.001193 50.851024,-1.001019 50.851274,-1.000940 50.851337,-1.000799 50.851380,-1.000830 50.851563,-1.000917 50.851475,-1.001039 50.851323,-1.001065 50.851277,-1.001086 50.851250,-1.001097 50.851240)))
point: POINT (-1.001504 50.85065)
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.