Tree preservation zone

There is a problem

reference: 0849
name
tree-preservation-order: 0849
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-2.571363 51.528142,-2.575945 51.529801,-2.575890 51.529957,-2.576955 51.530273,-2.578423 51.529896,-2.580147 51.529423,-2.580995 51.529156,-2.581652 51.528938,-2.582556 51.528582,-2.583506 51.528172,-2.584210 51.527834,-2.585444 51.527142,-2.585861 51.526878,-2.586751 51.526241,-2.587187 51.525899,-2.588010 51.525233,-2.588019 51.525167,-2.588123 51.525089,-2.588453 51.524748,-2.588830 51.524304,-2.589113 51.523987,-2.589301 51.523747,-2.590193 51.522479,-2.590615 51.521844,-2.590740 51.521563,-2.588558 51.521383,-2.587263 51.521420,-2.584776 51.521665,-2.582982 51.521936,-2.582029 51.522132,-2.581228 51.522326,-2.581100 51.522434,-2.580844 51.522591,-2.577057 51.524709,-2.573991 51.524628,-2.572081 51.524781,-2.572053 51.525616,-2.571921 51.526123,-2.571783 51.526542,-2.571446 51.527128,-2.571221 51.527451,-2.571204 51.527600,-2.571463 51.527712,-2.571313 51.527957,-2.571429 51.528022,-2.571363 51.528142)))
point: POINT (-2.580707 51.525704)
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