Appeal 3248666
Public case and site metadata stored from the official casework database, including fields that were empty in the source release.
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Official decision document
The decision, section by section
8 sections
Read the development description and the Inspector’s text from the official decision PDF in source order. Source headings are retained where available. Personal and contact details are removed by an automated privacy filter; this is source material, not Rules for You analysis.
Section 01
Development description
for a dormer to the rear roof slope.
Section 02
Decision
The appeal is dismissed.
Section 03
Procedural Matters
The description of development in the heading above has been taken from the planning application form. However, in [name] of the appeal form it is stated that the description of development has not changed but, nevertheless, a different wording has been entered. Neither of the main parties has provided written confirmation that a revised description of development has been agreed. Accordingly, I have used the one given on the original application.
At the time of the site visit I noted that the dormer window has been completed. The application has been submitted retrospectively and I have dealt with the appeal on this basis.
Section 04
Main Issue
The main issue is the effect of the development upon the character and appearance of the host property and the area.
Section 05
Reasons
The appeal property is a relatively modern two storey dwelling located within a residential road. This side of the road is characterised by modestly sized dwellings in a staggered arrangement at an angle to the road. The majority of properties are devoid of roof extensions although No.7 benefits from a two-storey side extension and rear dormer window. The scale, form and architecture of properties in the wider area varies considerably.
I acknowledge the use of sympathetic materials and that the development’s window aligns with the ones below. However, the dormer window is only set down from the ridge by a small amount and occupies almost the entire roof. The dormer window due to its height, width and design results in an unduly large and bulky feature dominating the roof slope and harming the appearance of the host property.
Although views of the development when approaching from St. [address] are glimpsed, largely screened by existing trees, it is clearly visible from a small section of the road and a number of neighbouring properties and their gardens appearing as an unduly incongruous feature on account of its bulk.
I conclude that the development unacceptably harms the character and appearance of the host property and the area contrary to Policies DMS1 and DMH5 of the Wandsworth Local Plan Development Management [name] (2016) which, amongst other things, seek to ensure that the scale, massing and appearance of a development provides a high quality sustainable design and dormer windows to be sympathetic to the style of the building and not harm either the street scene or the building’s appearance.
Section 06
Other Matters
The support of neighbours counts neither for nor against the proposal. The development does not unacceptably affect light or privacy and is not an overbearing structure. However, these factors either individually or cumulatively do not outweigh the harm that I have identified in relation to the
Section 07
main issue.
The appellant has referred to permitted development rights relating to dormer windows. However, there is nothing to suggest that this is an option or that such a scheme would be similar to what has been built. As such, I give that argument limited weight in coming to my decision.
My attention has been drawn to other roof alterations in the area including at No.7. However, the circumstances behind each development is likely to be different. In any event, every appeal must be considered on its own merits, as I have done in this case. The presence of other roof extensions and extended properties in the area is not a reason to allow unacceptable development.
I acknowledge that areas change over time, but it is important that they do so in a manner appropriate to their character. In this particular regard I have found that the development is not.
I have given the appellant’s personal situation careful consideration. However, I am mindful of the advice contained in the Planning Practice Guidance that in general, planning is concerned with land use in the public interest. For this reason, I find that this factor is not sufficient to outweigh the harm that I have identified.
The amendments suggested by the Council and the potential resultant internal conditions is not a matter for me in this appeal.
Section 08
Conclusion
For the reasons set out above the appeal does not succeed.
Planning inspector and document dates
The official casework attribution is grouped under a one-way keyed hash and shown only by its local identifier. Decision-letter dates and page references are extracted by fixed first-page rules and checked against that authoritative record.
Appeal Decision
- Extracted inspector · page 1
- Inspector attribution ID 180No official casework-database value to compare
- Extracted decision date · page 1
- 8 September 2021Matches the official casework database
- Extracted site visit dates
- 10 August 2021 (page 1)
Reference and authority
Official identifiers and the planning authority recorded against this case.
- Case reference
- 3248666
- Application reference
- 2020/0232
- Lead case reference
- Not recorded
- Planning authority
- London Borough of Wandsworth
- Planning authority code
- E09000032
Casework details
The casework, procedure, development and linking details supplied by the official record.
- Casework type
- Householder (HAS)
- Procedure
- Written Representations
- Development type
- Householder developments
- Appeal type reason
- 1. Refused planning permission
- Appeal reason
- Refusal
- Type detail
- Planning Appeals - Full
- Jurisdiction
- Transferred
- Link status
- Not Linked
Site and development
Published appeal-site measurements and planning designations, without the withheld precise location fields.
- Site area
- Not recorded
- Floor space
- 23 m²
- Number of residences
- 0
- Site in Green Belt
- No
- Agricultural holding
- No
- Affects setting of a listed building
- Not recorded
- Historic building grant made
- Not recorded
- Relates to a conservation area
- Not recorded
- Flooding is an issue
- Not recorded
- Site within an AONB
- Not recorded
- Site within an SSSI
- Not recorded
Decision and dates
The published outcome and every imported case date.
- Official decision
- Dismissed
- Decision category
- Dismissed
- Received date
- 10 March 2020
- Valid date
- 10 March 2020
- Start date
- 15 June 2020
- Planning authority decision date
- 5 March 2020
- Appeal decision date
- 8 September 2021
Case administration
Published recovery, call-in, costs and enforcement information for this case.
- Redetermined
- No
- Bespoke
- No
- Date recovered
- Not recorded
- Date not recovered or derecovered
- Not recorded
- Call-in date
- Not recorded
- Costs applied for
- Not recorded
- Enforcement grounds count
- Not recorded
- Enforcement grounds
- Not recorded
Source and catalogue history
When this record appeared in the rolling official release and when the catalogue stored it.
- Source
- Planning Inspectorate casework database
- Source data system
- Horizon
- Dataset status
- Current release
- Catalogue record ID
- 2821
- First seen
- 20 August 2026 at 14:24
- Last seen
- 20 August 2026 at 16:25
- Removed from release
- Not recorded
- Record created
- 20 August 2026 at 14:24
- Record updated
- 24 August 2026 at 16:21