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Official casework recordDismissedCurrent release

Appeal 3373579

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

the demolition of garage and storage, erection of part two storey/part single storey side and single storey rear extension; erection of single storey front porch extension; erection of double hip to gable with barn hips and rear dormer roof extensions with 2nos. Juliet balconies and 4nos. front rooflights to facilitate loft conversion; and installation of solar panels.

  1. Section 02

    Decision

    The appeal is dismissed.

  2. Section 03

    Main Issue

    The main issues are effect of the proposal on the character and appearance of the host property and the locality.

  3. Section 04

    Character and appearance

    The appeal property is a two-storey detached home with attractive proportions, façade and overall design on a triangular plot at the end of a row of substantial dwellings with generous gardens. Most of the nearby dwellings have a similar design idiom to the appeal property. The locality has a very pleasing established character and a good quality suburban ambiance. The proposal is as described above.

    The changes planned for the host property would be overly extensive in bulk and lack appropriate form in detail. The roof extensions would almost obliterate the original pleasing arrangement and the combination of these along with the proposal for considerable works on the side, all accentuated by solar panels and somewhat random window, would lead to a dwelling of ungainly arrangement and appearance. The proposal simply cannot be described as good design in this context and would unduly impinge upon the character and appearance attributes of the locality, drawing upon little within this streetscene and failing to harmonise with the original dwelling. The locality in general has a sense of subtlety of built form; regrettably this scheme would not.

    Policy D10 of the London Plan 2021 and Policy DM10 of the Council’s Core Strategy 2012 are relevant. Taken together, and amongst other matters, they seek well designed development appropriate to a site and its setting and of a suitable scale and form such that local distinctiveness would be protected. I conclude that the appeal scheme would run contrary to these policies.

  4. Section 05

    Other matters

    I am aware of the planning history on this site. In particular, Council references 25/01236/HOUF and 25/01190/CPUF and the similarities of these schemes, when combined, relative to the appeal proposal. I note the Appellant’s ‘fall-back’ argument. However, the schemes would not be able to be constructed together under the above references and applicable legislation; and I am dealing with the entity of a partially differing appeal proposal, looking at matters as a whole, and working in the context of relevant planning policies. The appeal scheme would not represent good design and consequently I could not condone this proposal.

    I have reviewed the examples of extensions drawn to my attention. However, I found none of those to be directly comparable in design or siting terms and anyway not all would represent a good quality design benchmark in my opinion. In any event I must determine this proposal on its own merits.

    I have carefully considered all the points raised by the Appellant, including the merits of planned renewables and energy efficiency, but these matters do not outweigh the concerns which I have in relation to the main issue identified above.

    I confirm that policies in the National Planning Policy Framework have been considered. Key objectives of the document are to safeguard qualities of the built environment and the development plan policies which I cite mirror this.

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 352No official casework-database value to compare
    Extracted decision date · page 1
    2 December 2025Matches the official casework database
    Extracted site visit dates
    19 November 2025 (page 1)

Reference and authority

Official identifiers and the planning authority recorded against this case.

Case reference
3373579
Application reference
25/01737/HOU
Lead case reference
Not recorded
Planning authority
Royal Borough of Kingston Upon Thames
Planning authority code
E09000021

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
Unknown
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
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
23 September 2025
Valid date
23 September 2025
Start date
7 October 2025
Planning authority decision date
22 August 2025
Appeal decision date
2 December 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
80714
First seen
20 August 2026 at 14:25
Last seen
20 August 2026 at 16:29
Removed from release
Not recorded
Record created
20 August 2026 at 14:25
Record updated
24 August 2026 at 16:21