Tree preservation zone

There is a problem

1000 entries with tree-preservation-order field must match the reference field in the tree preservation order dataset

reference: 1340
name: THE BIRMINGHAM (65 & 67 CADNAM CLOSE, HARBORNE) TPO 2010
tree-preservation-order: undefined
TPO 1340
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.953902 52.447222,-1.953900 52.447122,-1.953906 52.447090,-1.953895 52.447090,-1.953895 52.446865,-1.953888 52.446849,-1.953656 52.446803,-1.953365 52.446758,-1.953007 52.446758,-1.952801 52.446719,-1.952738 52.446718,-1.952630 52.446745,-1.952672 52.446803,-1.952717 52.446898,-1.952772 52.447069,-1.952808 52.447334,-1.952838 52.447330,-1.952824 52.447281,-1.953180 52.447239,-1.953201 52.447299,-1.953834 52.447236,-1.953902 52.447222)))
point: POINT (-1.953288 52.447011)
notes: The shaded area represents those properties which fall within the outline of a Tree Preservation Order. To precisely identify trees protected by the Order, you can request a copy of the tree preservation order at the following link.
organisation
entry-date: 2025-11-30
start-date
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.