Tree preservation zone

There is a problem

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

reference: 16/2013/TAN W2
name: LAND BETWEEN OLDPARK WOOD & TEN ACRE SHAW & NORTH & SOUTH OF GRAVELLY PLACE, GRAVELLY HILL, CATERHAM CR3 6ES
tree-preservation-order: undefined
16/2013/TAN
tree-preservation-zone-type: woodland
geometry: MULTIPOLYGON (((-0.084785 51.262214,-0.085523 51.261070,-0.085392 51.261015,-0.085125 51.260966,-0.084966 51.260949,-0.084702 51.260937,-0.084534 51.260949,-0.084401 51.260963,-0.084278 51.261006,-0.084112 51.260975,-0.083923 51.260960,-0.083648 51.260918,-0.082869 51.260767,-0.082779 51.260758,-0.082673 51.260759,-0.082560 51.260645,-0.081929 51.261039,-0.081805 51.261106,-0.081851 51.261366,-0.080473 51.262307,-0.079085 51.263305,-0.079296 51.263330,-0.079894 51.263371,-0.080144 51.263373,-0.080395 51.263363,-0.080731 51.263304,-0.080907 51.263257,-0.082277 51.262796,-0.083675 51.262379,-0.084096 51.262267,-0.084353 51.262212,-0.084444 51.262199,-0.084634 51.262197,-0.084788 51.262224,-0.084785 51.262214)))
point: POINT (-0.082522 51.261992)
notes
organisation
entry-date: 2013-06-14
start-date: 2013-06-14
end-date

Your dataset is missing the tree-preservation-order column.

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

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