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Official casework recordDismissedCurrent release

Appeal 3355891

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

5 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 the construction of a two storey side extension, single storey ground floor 2.987m width side/corner infill extension with flat roof and roof glazing, following demolition of the single storey garage and bay windows to side. alteration to front entrance door with glazing to sides. change external render finish to brick slips to ground floor level front and side elevations.

  1. Section 02

    Decision

    The appeal is dismissed.

  2. Section 03

    Main Issue

    The main issue is the the effect of the proposal on the character and appearance of the surrounds, including the [address] Area of Special Local Character (ASLC).

  3. Section 04

    Reasons

    The appeal site is a detached, two-storey dwelling with accommodation in the roof on [address], in a largely residential neighbourhood. It is at the eastern end of a row of five properties of similar scale and design, with two-storey front and side bay window features. The group are characterised by gaps between the houses allowing for views to the rear, which gives a feeling of spaciousness to the row.

    There is no prevailing architectural style to most other houses in the neighbourhood, which is characterised by buildings of differing size, design, detailing and external materials. However, in many instances gaps between built form abound, particularly at first floor level. My observations are reflected in the Sutton Local Plan 2018 (LP), which amongst other things states that, “Properties are spacious, giving great separation between houses.”

    The appeal proposal includes a two-storey side element that would broadly fill the gap between the host dwelling and the flank boundary with no.[address]. This would erode the sense of openness that I have identified as important to the street scene, and conflict with the spatial characteristics of the row of dwellings of which the appeal unit is a part. The result would be a discordant form of development completely at odds with the spacious setting. It would also mean the loss of the two-storey side bay window feature, which further adds to my concerns.

    The property would be clearly visible from the public highway, drawing attention for its incongruous nature. The residence would be dominant as a result. Rather than add to the visual diversity and interest of the street scene, the proposal would be harmful to and incompatible with the character of the area. _________________________________________________________________________________ __________________________________________________________________________________________

    I acknowledge that the impact of the scheme on the amenities of adjoining occupiers would not be significant, that it would be constructed in materials to match those used on the existing dwelling, and the element would be set back from the front elevation of the dwelling at first floor level and down from the main ridge line to create some sense of subservience. However, these issues do not outweigh the harm I have identified above.

    I also recognise the presence of other additions to houses in the vicinity, nonetheless many of these are to dwellings of substantially different size and design and as such are not comparable to the development before me. 9 and [address] have been extended, but this appears to be mainly at the rear; the gaps between the buildings have been retained to either side. In any event, the appearance of other schemes would be a neutral consideration in any balance against planning harm, and I am mindful that each case must be assessed on its own merits.

    I therefore conclude that the scheme would be injurious to the character and appearance of the surrounds, including the ASLC. It would run contrary to Policies 28 and 30 of the LP, which together seek to secure new development of acceptable scale and appearance.

  4. Section 05

    Conclusion

    Having regard to the above and all other factors advanced, the appeal fails.

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
3355891
Application reference
DM2024/00942
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
No
Historic building grant made
No
Relates to a conservation area
No
Flooding is an issue
No
Site within an AONB
No
Site within an SSSI
No

Decision and dates

The published outcome and every imported case date.

Official decision
Dismissed
Decision category
Dismissed
Received date
20 November 2024
Valid date
25 December 2024
Start date
28 January 2025
Planning authority decision date
29 August 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
No
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
67352
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