Conservation area

There is a problem

reference: 9528
name: The Mount
designation-date: 1987-04-24
document-url: https://images.reading.gov.uk/2019/12/The_Mount_Full.pdf
documentation-url: https://www.reading.gov.uk/planning-and-building-control/heritage-and-conservation/conservation-areas-listed-buildings/
geometry: MULTIPOLYGON (((-0.960017 51.445593,-0.960069 51.445055,-0.960057 51.445046,-0.959336 51.444997,-0.959324 51.445012,-0.958979 51.445016,-0.958557 51.444979,-0.958351 51.444928,-0.958282 51.444436,-0.958394 51.444431,-0.958340 51.444050,-0.958922 51.444038,-0.958975 51.443931,-0.959311 51.443988,-0.959414 51.443797,-0.959434 51.443744,-0.957109 51.443294,-0.957140 51.443494,-0.957157 51.443677,-0.957231 51.444242,-0.957286 51.444577,-0.957311 51.444598,-0.957352 51.444602,-0.957580 51.444594,-0.957611 51.444797,-0.957704 51.444801,-0.957756 51.444818,-0.958044 51.444848,-0.958092 51.445254,-0.958120 51.445407,-0.958127 51.445532,-0.960017 51.445593)))
point: POINT (-0.958374 51.444483)
notes: Best Map is shown on page 25 of the appraisal document.
organisation
entry-date: entry-date must be a real date
2025-04-01
start-date: 1987-04-24
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: