Conservation area

There is a problem

reference: 9529
name: Horncastle
designation-date: 1988-06-01
document-url: https://images.reading.gov.uk/2019/12/Horncastle_Full.pdf
documentation-url: https://www.reading.gov.uk/planning-and-building-control/heritage-and-conservation/conservation-areas-listed-buildings/
geometry: MULTIPOLYGON (((-1.026178 51.445768,-1.026963 51.446001,-1.026814 51.445936,-1.026706 51.445875,-1.026573 51.445783,-1.026482 51.445683,-1.026440 51.445557,-1.026402 51.445491,-1.026345 51.445428,-1.026293 51.445380,-1.026098 51.445242,-1.025996 51.445154,-1.025991 51.445118,-1.026135 51.444808,-1.026193 51.444618,-1.026375 51.444366,-1.026447 51.444291,-1.026524 51.444263,-1.026605 51.444015,-1.025464 51.444135,-1.024841 51.444211,-1.024226 51.444313,-1.024962 51.445064,-1.024741 51.445388,-1.026178 51.445768)))
point: POINT (-1.025546 51.444836)
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: 1988-06-01
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: