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Planning permission in Tonbridge and Malling

Most single-storey rear extensions within the national permitted development limits don't need planning permission in Tonbridge and Malling. The rules are stricter in its 60 conservation areas, where side extensions, two-storey extensions and loft dormers need permission. Check your address to see which rules apply.

Tonbridge and Malling at a glance

Conservation areas
60
Article 4 areas
Not published
Protected landscapes
High Weald, Kent Downs
Planning decisions
Tonbridge and Malling Borough Council

How many conservation areas are there in Tonbridge and Malling?

Tonbridge and Malling has 60 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 Tonbridge and Malling have Article 4 directions?

Tonbridge and Malling hasn't published any Article 4 boundaries on planning.data.gov.uk. Most councils have at least one Article 4 direction, often in conservation areas, so check the council's website or ask its planning team before relying on permitted development.

What is an Article 4 direction?

Is any of Tonbridge and Malling 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 Tonbridge and Malling

Listed buildings everywhere in England are recorded by Historic England, and the checker looks for them at every address. Tonbridge and Malling doesn't publish listed building outlines, so where a listed building is recorded near an address, we ask the homeowner to check whether it's theirs.

Tonbridge and Malling doesn't publish its tree preservation orders as data. If there are mature trees near your project, ask the council whether any are protected before you start.

What planning data does Tonbridge and Malling publish?

Planning data published by Tonbridge and Malling Borough Council
DataStatusRecords
Conservation area boundaries Published 60
Article 4 direction boundaries Not published 0
Listed building outlines Not published 0
Tree preservation order areas Not published 0
Protected trees Not published 0

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

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Other councils in South East

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