Convert a house into flats in Kensington and Chelsea
Do you need planning permission for a conversion into flats in Kensington and Chelsea? Here is what the permitted development rules say, how Royal Borough of Kensington and Chelsea’s designations change them, and what decides an application — grounded in the official guidance, quoted verbatim.
Do you need planning permission for a conversion into flats in Kensington and Chelsea?
Subdividing one dwelling into two or more is a material change of use: there are no householder permitted development rights for it, so every conversion is a full planning application. Whether a conversion into flats needs permission in Kensington and Chelsea still depends on your exact address and the designations on it.
The starting point
Subdividing one dwelling into two or more is a material change of use: there are no householder permitted development rights for it, so every conversion is a full planning application.
How Kensington and Chelsea’s designations apply
| Designation in Kensington and Chelsea | Published |
|---|---|
| Conservation areas | 41 |
| Article 4 directions (PD removed) | 84 |
| Listed building outlines | 2,609 |
Quality decides it — room sizes against space standards, layouts, light and outlook, and amenity space. The principle of conversion is usually supported; poor internal quality is where schemes fail. Counts are read live from planning.data.gov.uk; your report checks them against your exact address.
What Kensington and Chelsea weighs
Quality decides it — room sizes against space standards, layouts, light and outlook, and amenity space. The principle of conversion is usually supported; poor internal quality is where schemes fail.
As a London borough, Royal Borough of Kensington and Chelsea also decides against the London Plan 2021 — the strategic policy layer for all 33 boroughs — alongside national policy and its own Local Plan.
See a conversion into flats in a real report
A change of use inside the Maritime Greenwich World Heritage Site — housing policy and heritage weighed together, 78% of 267 nearby decisions approved.
Get a planning report for your Kensington and Chelsea address
A Planning Policy report reads the designations on your exact Kensington and Chelsea address, quotes the Royal Borough of Kensington and Chelsea and national policies that apply to a conversion into flats, and — on Pro — shows decided applications nearby with outcomes.