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Official casework recordDismissedCurrent release

Appeal 3358498

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

6 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 double storey rear and side extension, single storey rear extension, erection of front porch and alteration to the roof.

  1. Section 02

    Decision

    The appeal is dismissed.

  2. Section 03

    [name]

    The main issues are the the effect of the proposal on a) the character and appearance of the local area; and b) the living conditions of the occupiers of [name] in respect of privacy and overbearing impact.

  3. Section 04

    Character and appearance

    The appeal site is a detached, two-storey house with off-street parking on a driveway to the front. The street scene comprises detached and semi-detached dwellings set in relatively large plots, with a garden centre and school also in the vicinity. There is no prevailing architectural style to other houses in the street scene, which is characterised by buildings of differing size, design, detailing and external materials.

    The current dwelling has a natural affinity within its plot and the wider setting, and the gaps to the side boundaries at first floor level afford a general feeling of spaciousness. Conversely, the appeal proposal would have a greater depth, width and height, which would overwhelm the existing property. To my mind, the inclusion of a considerable extent of crown roof is indicative of an overdeveloped, deep plan form. The end result would be a building that would be significantly larger in volume, bulk and mass than that which presently exists on site, nearly doubling the floor area and spanning most of the width of the site.

    Moreover, the cumulative impact of the mass and bulk at upper floor levels, together with the increase in two-storey depth that would be clearly evident from the public highway between the buildings, would result in a cramped appearance that would be dominant and obtrusive within the context of the local street scene. The sheer scale of the proposal would overpower the dwellings to either side, and lack any sense of subservience in relation to the current property. This would fail to reflect the character and appearance of the site or improve the setting. _________________________________________________________________________________ __________________________________________________________________________________________

    I appreciate that the locality comprises residences of varying size and design. However, the appeal proposals would involve detrimental extensions to an existing building, and I have no evidence that there are other such instances in the neighbourhood that are comparable to the scheme before me. I note the appellant's reference to the alterations elsewhere in the environs, however most of these pre-date the current Development Plan. Moreover, these developments do not involve excessive extensions at upper floor levels, whilst [address] relates to a block of flats, not a single house. In any event, the appearance of other buildings would be a neutral consideration in any balance against planning harm, and I am heedful that each case must be assessed on its own merits.

    I acknowledge those other matters that have been advanced in support of the development; the existing dwelling does not form part of a conservation area and is of no heritage value, the development would be constructed in materials to match, and the roof pitch would be unchanged. However, none of these points could justify the harm I have identified above.

    I therefore conclude that the scheme would result in detriment to the character and appearance of the local area. It would fail Policy 28 of the Sutton Local Plan 2018 (LP) and the Council's Supplementary Planning Document 4: The Design of [name] (SPD), which together seek to secure new development of acceptable scale and appearance.

  4. Section 05

    Living conditions

    At the rear of the appeal site lies [name], a bungalow which is accessed via an access track between [site address] and Sunridge. The substantial rearward extent of the proposal would mean that the relationship between the appeal building and the bungalow would be more direct, and the distance between the first floor windows and the private amenity area at the back of [name] much closer. Consequently, the new bedroom windows would be afforded clear views over the neighbouring rear garden, which to my mind would increase the potential for privacy issues between the dwellings, and would be deleterious to the living conditions of the occupants of [name].

    At my site visit I saw that the rear elevation and back garden of [name] have a southerly orientation facing away from the appeal site towards mature trees, and there is a closeboard fence on the common boundary to provide some intervening screening. With these factors in mind, I am of the view that the appeal proposal would not have such an excessively overbearing impact upon the living conditions of the occupants of [name] as to warrant a refusal of permission on this ground.

    Accordingly, whilst the scheme would not be overbearing, it would have a detrimental effect upon the living conditions of the occupants of [name] in respect of a loss of privacy. It would be incompatible with Policy 29 of the LP and the SPD, which seek to ensure that development does not harm the amenity of occupiers of nearby properties.

  5. Section 06

    Conclusion

    Having regard to the arguments above and and all other issues presented, the appeal is dismissed.

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 212No official casework-database value to compare
    Extracted decision date · page 1
    2 April 2025Matches the official casework database
    Extracted site visit dates
    13 March 2025 (page 1)

Reference and authority

Official identifiers and the planning authority recorded against this case.

Case reference
3358498
Application reference
DM2024/01073
Lead case reference
Not recorded
Planning authority
London Borough of Sutton
Planning authority code
E09000029

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
Not recorded
Number of residences
Not recorded
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
7 January 2025
Valid date
7 January 2025
Start date
29 January 2025
Planning authority decision date
16 October 2024
Appeal decision date
2 April 2025

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
67367
First seen
20 August 2026 at 14:25
Last seen
20 August 2026 at 16:28
Removed from release
Not recorded
Record created
20 August 2026 at 14:25
Record updated
24 August 2026 at 16:21