Tree preservation zone

There is a problem

reference: tpo1373
name: Sigglesthorne Village - 1972
tree-preservation-order: 43
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-0.244830 53.891380,-0.244847 53.891379,-0.244870 53.891448,-0.244847 53.891518,-0.244831 53.891615,-0.244863 53.891692,-0.244951 53.891714,-0.245020 53.891712,-0.245053 53.891323,-0.245272 53.890262,-0.245466 53.889611,-0.245339 53.889601,-0.245185 53.889611,-0.245009 53.889652,-0.244511 53.889851,-0.244421 53.889929,-0.244371 53.890015,-0.244353 53.890110,-0.244356 53.890193,-0.244387 53.890264,-0.244451 53.890325,-0.244523 53.890365,-0.244721 53.890439,-0.244872 53.890513,-0.244949 53.890597,-0.244972 53.890696,-0.244969 53.890772,-0.244922 53.890917,-0.244859 53.890992,-0.244763 53.891046,-0.244702 53.891065,-0.244850 53.891371,-0.244830 53.891380)))
point: POINT (-0.244939 53.890361)
notes
entry-date: 2026-03-17
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