Article 4 direction area

There is a problem

reference: ART30-ART/08/333
name: 1- Gate, 2 - Fence, 2-Use of Land
article-4-direction: ART30
permitted-development-rights
uprns
address-texts
geometry: MULTIPOLYGON (((0.677394 51.136352,0.677412 51.136340,0.677563 51.136082,0.677579 51.135722,0.677507 51.135122,0.677337 51.134720,0.677242 51.134363,0.677253 51.134235,0.677577 51.133776,0.677660 51.133623,0.677772 51.133343,0.678100 51.132953,0.678479 51.132828,0.678891 51.132946,0.679450 51.133049,0.680191 51.133137,0.680361 51.133202,0.680746 51.133483,0.681081 51.133869,0.681176 51.133925,0.681494 51.133999,0.683824 51.134490,0.683971 51.134487,0.685574 51.134821,0.685856 51.134907,0.686256 51.135141,0.686844 51.135440,0.687569 51.135864,0.687058 51.136270,0.686555 51.136177,0.686540 51.136548,0.686055 51.136443,0.685739 51.136393,0.685231 51.136845,0.685002 51.137024,0.684622 51.137137,0.684584 51.137114,0.684564 51.137080,0.684389 51.136934,0.683473 51.137638,0.682134 51.137101,0.681769 51.137480,0.681490 51.138066,0.681027 51.138019,0.680935 51.138021,0.679856 51.137837,0.679872 51.137790,0.679921 51.137697,0.679107 51.137634,0.679003 51.137416,0.678655 51.137135,0.678968 51.136502,0.678747 51.136507,0.678542 51.136454,0.677675 51.136427,0.677579 51.136371,0.677394 51.136352)))
point: POINT (0.681476 51.135556)
notes
organisation
entry-date: 2025-05-02
start-date: start-date must be a real date
end-date

Your dataset is missing the start-date column.

The Article 4 direction area guidance explains how to fix the issue:

The date that the article 4 direction came into force, written in YYYY-MM-DD format.

Example: 1984-03-28