Lewisham Council Homepage Skip navigation
navigation-end

Apply for replacement windows (not in a conservation area)

Apply for planning permission to replace windows for a property that is not in a conservation area.
Planning fees change Wednesday 1 April

Our planning fees will increase on Wednesday 1 April 2026.

We'll publish details here shortly.

​You need planning permission to replace windows in a flat or for a house in multiple occupation (HMO) with over six unrelated occupants.

How to apply

Apply for replacement windows

Alternatively, print off an application form:

​You also need to submit:

Correct certificate of ownership

If you live in a flat and do not own the freehold, or if you own the freehold jointly with other owners, you need to complete Certificate B on the back of the application form.

Site location plan

This is a map showing your house with two roads clearly visible. You can sometimes use a map which is part of your house deeds or buy one from a map provider.

Existing and proposed elevations

  • high-quality photographs may be submitted in place of existing elevations

  • if submitting photos, each photograph must have a title, for example, Document 1 – front elevation, Document 2 – rear elevation, etc

  • photographs must show each entire elevation where one or more windows are proposed to be replaced

  • photographs must show clearly the style and glazing pattern of the existing windows

  • photographs where elevations are obscured, for example, by trees will not be acceptable

  • each window to be replaced must be individually identified on the ‘as existing’ elevations or photographs by a number or letter.

  • detailed ‘as proposed’ drawings of the individual windows to be replaced which have measurements (height, depth and width) noted on and other necessary information must be cross-referenced to the numbers or letters identifying the individual windows

Fee

The fee is £548.

Examples

Can't find what you're looking for? Ask us anything