Tree preservation zone

There is a problem

reference: 0191
name
tree-preservation-order: 0191
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-2.459883 51.514109,-2.459955 51.514054,-2.459915 51.514027,-2.459902 51.514003,-2.459897 51.513962,-2.459911 51.513905,-2.460722 51.514021,-2.461154 51.514070,-2.462381 51.514169,-2.462638 51.514198,-2.462659 51.514125,-2.462395 51.514071,-2.461562 51.514008,-2.460446 51.513891,-2.460433 51.513783,-2.460737 51.513758,-2.460986 51.513721,-2.461277 51.513654,-2.461611 51.513565,-2.461912 51.513473,-2.462947 51.513125,-2.463718 51.512860,-2.464043 51.512736,-2.464091 51.512733,-2.464051 51.512621,-2.463973 51.512670,-2.463766 51.512766,-2.463460 51.512881,-2.461694 51.513471,-2.461329 51.513574,-2.460986 51.513654,-2.460787 51.513682,-2.460228 51.513735,-2.459653 51.513767,-2.459617 51.513861,-2.456930 51.513433,-2.456135 51.513317,-2.456174 51.513409,-2.456307 51.513416,-2.457337 51.513609,-2.459008 51.513977,-2.459548 51.514157,-2.459805 51.514265,-2.459861 51.514211,-2.459881 51.514151,-2.459883 51.514109)))
point: POINT (-2.459998 51.513731)
notes
organisation
entry-date: 2025-06-12
start-date: start-date must be a real date
end-date

Your dataset is missing the start-date column.

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

The date that the tree preservation order came into force, written in YYYY-MM-DD format.

Example: 1984-03-28