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Planning permission in Swale

Most single-storey rear extensions within the national permitted development limits don't need planning permission in Swale. The rules are stricter in its 52 conservation areas, where side extensions, two-storey extensions and loft dormers need permission. 1 of its Article 4 areas remove some or all house extension rights. Check your address to see which rules apply.

Swale at a glance

Conservation areas
52
Article 4 areas
22
Protected landscapes
Kent Downs
Planning decisions
Swale Borough Council

How many conservation areas are there in Swale?

Swale has 52 conservation areas. In a conservation area, permitted development rights are reduced: side extensions, two-storey extensions, loft dormers and cladding all need planning permission, and many councils add Article 4 directions on top.

Read more: extensions, loft dormers, garden rooms and solar panels in a conservation area.

Does Swale have Article 4 directions?

Swale has published 22 Article 4 areas. Inside them, some permitted development rights are removed, so work that would normally be allowed needs planning permission.

The rights they remove most often:

20 of the published areas don't say which rights they remove. Our checker tells people at those addresses to check with the council.

Directions listed by Swale:

What is an Article 4 direction?

Is any of Swale in a national park, National Landscape or green belt?

National parks and National Landscapes restrict permitted development in similar ways to conservation areas. Read more: extensions, loft dormers and garden rooms.

Listed buildings and protected trees in Swale

Listed buildings everywhere in England are recorded by Historic England, and the checker looks for them at every address. Swale also publishes 1,443 listed building outlines, which show exactly which building is listed.

Swale publishes its tree preservation orders (1,986 areas and individual trees), so we can flag protected trees near an address.

What planning data does Swale publish?

Planning data published by Swale Borough Council
DataStatusRecords
Conservation area boundaries Published 52
Article 4 direction boundaries Published 22
Listed building outlines Published 1,443
Tree preservation order areas Published 390
Protected trees Published 1,596

Planning work on a home in Swale? Put a pin on your house and we'll check it against all of this.

Start a check

Other councils in South East

Data from planning.data.gov.uk, published by Swale Borough Council and national bodies under the Open Government Licence, last updated here on 30 October 2026. Swale Borough Council website.