Tree preservation zone

There is a problem

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

reference: 3/GOD W1
name: On the north aside of and adjoining the Guildford-Maidstone Road (AA.25) in the parish of Tandridge in the County of Surrey the said woodland being enclosure No. 38 on the Ordnance Map (1933 revision) Surrey Sheet XXVII.12 for the said Parish
tree-preservation-order: undefined
3/GOD
tree-preservation-zone-type: woodland
geometry: MULTIPOLYGON (((-0.030767 51.252684,-0.031121 51.252459,-0.031569 51.252197,-0.031974 51.251996,-0.032809 51.251760,-0.033124 51.251616,-0.033571 51.251339,-0.033818 51.251051,-0.033886 51.250819,-0.033904 51.250505,-0.033984 51.250041,-0.033459 51.249975,-0.033448 51.250040,-0.033180 51.250000,-0.033238 51.249658,-0.032579 51.249567,-0.031865 51.249501,-0.030900 51.249456,-0.029866 51.249463,-0.030084 51.250450,-0.030218 51.250986,-0.030334 51.251553,-0.030455 51.252237,-0.030584 51.252515,-0.030767 51.252684)))
point: POINT (-0.031777 51.250774)
notes
organisation
entry-date: 1950-06-16
start-date: 1950-06-16
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.