Conservation area

There is a problem

reference: 9531
name: Christchurch
designation-date: 1987-11-13
document-url: https://images.reading.gov.uk/2019/12/Christchurch_Full.pdf
documentation-url: https://www.reading.gov.uk/planning-and-building-control/heritage-and-conservation/conservation-areas-listed-buildings/
geometry: MULTIPOLYGON (((-0.962817 51.445238,-0.963109 51.445240,-0.962943 51.444716,-0.963582 51.444631,-0.963909 51.444602,-0.964061 51.444596,-0.964070 51.444637,-0.964232 51.444630,-0.964307 51.444363,-0.964355 51.444248,-0.964783 51.444224,-0.964923 51.444194,-0.964951 51.444178,-0.964981 51.444147,-0.964994 51.444118,-0.965037 51.443613,-0.965051 51.443295,-0.963322 51.443228,-0.963314 51.444282,-0.962780 51.444238,-0.962799 51.444097,-0.962775 51.443881,-0.962771 51.443638,-0.962309 51.443601,-0.962335 51.443043,-0.961654 51.443021,-0.961634 51.443209,-0.960732 51.443174,-0.960655 51.444026,-0.960264 51.443958,-0.960203 51.444412,-0.960374 51.444434,-0.960984 51.444465,-0.960975 51.444566,-0.961469 51.444604,-0.961567 51.444883,-0.961672 51.445151,-0.962817 51.445238)))
point: POINT (-0.962587 51.444058)
notes: Best Map is shown on page 24 of the appraisal document.
organisation
entry-date: entry-date must be a real date
2025-04-01
start-date: 1987-11-13
end-date

Your dataset is missing the entry-date column.

The Conservation area guidance explains how to fix the issue:

The date the record was last updated.

If the entity has never been updated, enter the same date as start-date.

Write in YYYY-MM-DD format.

Example:

2022-12-20

With dates, some data is better than no data, so: