Tree preservation zone

There is a problem

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

reference: T6-18\TPO0018_A4
name
tree-preservation-order: undefined
T6-18\TPO0018
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-2.232606 52.984869,-2.232610 52.984904,-2.232610 52.984984,-2.232607 52.985034,-2.232614 52.985062,-2.232614 52.985095,-2.232642 52.985162,-2.232663 52.985206,-2.232664 52.985258,-2.232654 52.985311,-2.232668 52.985380,-2.232699 52.985424,-2.232699 52.985453,-2.232717 52.985552,-2.232728 52.985593,-2.232739 52.985625,-2.232756 52.985660,-2.232753 52.985696,-2.232764 52.985759,-2.232795 52.985799,-2.232910 52.985912,-2.232976 52.985966,-2.233029 52.985999,-2.233053 52.986047,-2.233085 52.986075,-2.233106 52.986117,-2.233151 52.986116,-2.233165 52.986102,-2.233165 52.986077,-2.233157 52.986047,-2.233156 52.986030,-2.232902 52.985797,-2.232849 52.985710,-2.232860 52.985648,-2.232820 52.985590,-2.232792 52.985449,-2.232793 52.985446,-2.232781 52.985414,-2.232755 52.985372,-2.232753 52.985371,-2.232750 52.985361,-2.232745 52.985315,-2.232740 52.985294,-2.232739 52.985278,-2.232754 52.985223,-2.232724 52.985148,-2.232724 52.985142,-2.232691 52.985080,-2.232697 52.984869,-2.232703 52.984850,-2.232724 52.984804,-2.232717 52.984781,-2.232703 52.984760,-2.232675 52.984737,-2.232647 52.984737,-2.232640 52.984768,-2.232630 52.984800,-2.232613 52.984831,-2.232613 52.984848,-2.232606 52.984869)))
point: POINT (-2.232793 52.98546)
notes
entry-date: 2026-07-28
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.