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Official casework recordDismissedCurrent release

Appeal 3308859

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

7 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

second floor extension with associated internal alterations.

  1. Section 02

    Decision

    The appeal is dismissed.

  2. Section 03

    Main Issue

    The effect of the proposal on the character and appearance of the area.

  3. Section 04

    Character and appearance

    Chessington Hill Park is part of a wider housing estate characterised by a mixture of detached, semi-detached and terraced properties that are predominantly two storey but of varying designs. The road rises uphill, and no. 110 is a two storey detached dwelling located at the end of the road. A footpath adjacent to no. [address] with [address] which abuts the side elevation of the property.

    The appeal property is in a prominent position located at the top of Chessington Hill Park and the side elevation is on the outside of a bend in [address]. The proposal would extend the property upwards to provide a complete third floor which requires a significant height increase. From my observations the majority of properties within the vicinity are two storey, therefore the proposal would be higher than surrounding dwellings.

    The proposed increase in height would be exaggerated due to the property’s prominent position in the street which would out of keeping with its surroundings in terms of building height, particularly along [address]. The materials would match the existing dwelling and would be acceptable and the design is in keeping with the existing dwelling. However, due to the height of the proposed extension, it would, in this setting make the property appear incongruous and inconsistent with the surrounding properties.

    For these reasons I conclude that the proposed extension would have a negative effect on the character and appearance of the area. It would therefore fail to accord with Policies CS8 and DM10 of the Royal Borough of Kingston

  4. Section 05

    Upon Thames Local Development Framework [name] ([name]

    (LP) and Policy D3 of The London Plan ([name] 2021) (TLP), which between them require that proposed developments relate well to and connect to their surroundings, and contribute positively to the character and local distinctiveness of an area.

  5. Section 06

    Other Matters

    Due to the orientation of the dwelling and position of the extension on the dwelling in relation to neighbouring properties, the extension would not affect the living conditions of neighbouring occupiers. However, this matter does not affect the considerations that have led to my decision.

    The report of the Council's Officer into this application appears to be in a draft format with several unclear elements. The report has referred to a recommendation for approval subject to conditions. However, the main body of the report and decision notice indicate this is a typographical error.

    The report of the Council’s Officer refers to the site being in the Green Belt. The Council has since confirmed that this was a drafting error, and the site is not within the Green Belt therefore I am satisfied that the proposal does not affect openness.

    I note that the Council considered that the proposal did not affect flood risk or heritage assets, I have no reason to disagree with these conclusions based on the information provided.

    The above matters relating to the report of the Council’s Officer do not affect the considerations that have led to my decision.

  6. Section 07

    Conclusion

    For the reasons set out above, I conclude that the second floor extension would not accord with Policies CS8 and DM10 of the LP or Policy D3 of TLP. Although the proposal does not conflict with other policies of the development plan, this leads me to conclude that the proposal conflicts with the development plan as a whole. Thus, having had regard to all other matters raised 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 5290No official casework-database value to compare
    Extracted decision date · page 1
    3 October 2023Matches the official casework database
    Extracted site visit dates
    1 March 2023 (page 1)

Reference and authority

Official identifiers and the planning authority recorded against this case.

Case reference
3308859
Application reference
21/04064/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
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
59 m²
Number of residences
1
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
12 October 2022
Valid date
12 October 2022
Start date
20 January 2023
Planning authority decision date
20 July 2022
Appeal decision date
3 October 2023

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
39597
First seen
20 August 2026 at 14:24
Last seen
20 August 2026 at 16:27
Removed from release
Not recorded
Record created
20 August 2026 at 14:24
Record updated
24 August 2026 at 16:21