Tree preservation zone

There is a problem

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

reference: TPO-090-G31
name: Smithy Lane/Church Lane Rainow
tree-preservation-order: undefined
TPO-090-G31
tree-preservation-zone-type: group
geometry: MULTIPOLYGON (((-1.862664 53.247315,-1.863070 53.247237,-1.863384 53.247140,-1.863348 53.247083,-1.863340 53.247050,-1.863665 53.246904,-1.863738 53.246874,-1.863864 53.246841,-1.864294 53.246737,-1.864415 53.246705,-1.864555 53.246687,-1.864969 53.246643,-1.865526 53.246484,-1.865753 53.246427,-1.865889 53.246411,-1.866018 53.246415,-1.866177 53.246406,-1.866545 53.246367,-1.866608 53.246356,-1.866496 53.246116,-1.866291 53.246156,-1.865881 53.246113,-1.865103 53.245876,-1.865092 53.245887,-1.865065 53.245896,-1.865035 53.245900,-1.864931 53.245902,-1.864872 53.245909,-1.864827 53.245912,-1.864782 53.245919,-1.864647 53.245947,-1.864569 53.245970,-1.864467 53.245995,-1.864446 53.245995,-1.864437 53.245994,-1.864429 53.245991,-1.864424 53.245987,-1.864419 53.245978,-1.864423 53.245968,-1.864072 53.246305,-1.863748 53.246623,-1.862971 53.246937,-1.862604 53.247080,-1.862664 53.247315)))
point: POINT (-1.864642 53.246458)
notes
entry-date: 2026-07-22
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.