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Planning permission in New Forest

Most single-storey rear extensions within the national permitted development limits don't need planning permission in New Forest. The rules are stricter in its 22 conservation areas, where side extensions, two-storey extensions and loft dormers need permission. Check your address to see which rules apply.

New Forest at a glance

Conservation areas
22
Article 4 areas
10
Protected landscapes
New Forest, Cranborne Chase & West Wiltshire Downs
Planning decisions
New Forest District Council

How many conservation areas are there in New Forest?

New Forest has 22 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 New Forest have Article 4 directions?

New Forest has published 10 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:

4 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 New Forest:

What is an Article 4 direction?

Is any of New Forest 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 New Forest

Listed buildings everywhere in England are recorded by Historic England, and the checker looks for them at every address. New Forest also publishes 916 listed building outlines, which show exactly which building is listed.

New Forest publishes its tree preservation orders (8,312 areas and individual trees), so we can flag protected trees near an address.

What planning data does New Forest publish?

Planning data published by New Forest District Council
DataStatusRecords
Conservation area boundaries Published 22
Article 4 direction boundaries Published 10
Listed building outlines Published 916
Tree preservation order areas Published 1,610
Protected trees Published 6,702

Planning work on a home in New Forest? 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 New Forest District Council and national bodies under the Open Government Licence, last updated here on 31 October 2026. New Forest District Council website.