Tree preservation zone

There is a problem

21 entries must have dates in YYYY-MM-DD format

TA26 - D.R.D.C. T.P.O. No.6 1971 (As varied 07.04.89)

reference: 71/00017/TPO/W2
name: TA26 - D.R.D.C. T.P.O. No.6 1971 (As varied 07.04.89)
tree-preservation-order: 71/00017/TPO
tree-preservation-zone-type: woodland
geometry: MULTIPOLYGON (((0.268400 51.418882,0.268414 51.418768,0.268466 51.418618,0.268491 51.418468,0.268524 51.418420,0.268606 51.418386,0.268811 51.418365,0.268958 51.418362,0.269050 51.418365,0.269438 51.418405,0.269677 51.418408,0.269915 51.418393,0.270112 51.418364,0.270229 51.418325,0.270384 51.418237,0.270479 51.418138,0.270649 51.417881,0.270774 51.417725,0.270829 51.417623,0.270849 51.417608,0.270975 51.417429,0.270978 51.417403,0.270955 51.417291,0.270973 51.417280,0.270992 51.417224,0.271048 51.417228,0.271341 51.417396,0.271634 51.417471,0.272479 51.417718,0.272656 51.417746,0.273244 51.417796,0.273808 51.417805,0.273999 51.417827,0.274242 51.417870,0.274326 51.417892,0.274366 51.417915,0.274419 51.417992,0.274504 51.418212,0.274496 51.418288,0.274463 51.418390,0.274427 51.418552,0.274371 51.418952,0.274361 51.419155,0.274366 51.419326,0.274357 51.419349,0.274285 51.419435,0.274280 51.419501,0.274341 51.420190,0.274296 51.420803,0.274332 51.420868,0.276241 51.420817,0.276239 51.420836,0.276742 51.420835,0.277070 51.420823,0.277498 51.420791,0.277603 51.420929,0.277971 51.421030,0.278244 51.421239,0.278268 51.421349,0.278310 51.421456,0.278372 51.421560,0.278451 51.421659,0.278547 51.421752,0.278659 51.421838,0.278877 51.421980,0.278957 51.422050,0.279023 51.422126,0.279005 51.422123,0.279048 51.422132,0.279403 51.422278,0.279568 51.422248,0.279724 51.422538,0.279826 51.422683,0.279981 51.422865,0.279959 51.422849,0.279893 51.422867,0.279763 51.422864,0.279354 51.422920,0.279184 51.422920,0.278958 51.422876,0.278894 51.422858,0.278756 51.422775,0.278717 51.422713,0.278711 51.422623,0.278672 51.422563,0.278542 51.422495,0.278452 51.422506,0.278419 51.422539,0.278409 51.422602,0.278430 51.422674,0.278403 51.422738,0.278224 51.422790,0.278205 51.422863,0.278157 51.422951,0.277992 51.422997,0.277770 51.423031,0.277496 51.423045,0.277306 51.423317,0.277282 51.423362,0.274256 51.423692,0.274315 51.423899,0.274381 51.424088,0.274420 51.424177,0.274509 51.424329,0.274501 51.424359,0.274331 51.424369,0.274071 51.424572,0.274065 51.424594,0.273903 51.424616,0.273687 51.424609,0.273486 51.424501,0.273258 51.424302,0.273213 51.424276,0.273131 51.424249,0.272876 51.424204,0.272843 51.424206,0.272822 51.424217,0.272674 51.424361,0.272538 51.424467,0.272335 51.424435,0.272137 51.424393,0.271947 51.424339,0.271765 51.424274,0.271594 51.424199,0.271434 51.424115,0.271288 51.424021,0.271156 51.423920,0.271039 51.423812,0.270939 51.423697,0.270768 51.423367,0.270562 51.422998,0.270454 51.422716,0.270400 51.422529,0.270312 51.422363,0.270218 51.422265,0.270047 51.422109,0.269862 51.421953,0.269809 51.421879,0.269778 51.421815,0.269754 51.421694,0.269752 51.421605,0.269761 51.421556,0.269815 51.421414,0.270037 51.421087,0.270098 51.420945,0.270121 51.420849,0.270121 51.420810,0.270104 51.420746,0.270067 51.420681,0.270011 51.420607,0.269938 51.420528,0.269655 51.420343,0.269608 51.420260,0.269604 51.420207,0.269613 51.420164,0.269596 51.420086,0.269574 51.420032,0.269529 51.419970,0.269049 51.419484,0.268878 51.419340,0.268662 51.419207,0.268517 51.419086,0.268445 51.418991,0.268400 51.418882)))
point: POINT (0.273285 51.421157)
notes: Confirmed
entry-date: 2006-12-05
start-date: start-date must be a real date
end-date

How to fix this issue

Your dataset is missing the start-date column.

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

start-date

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

Example: 1984-03-28

How to improve Dartford Borough Council’s data

Fix the errors indicated
Use the check service to make sure the data meets the standard
Publish the updated data on the endpoint URL