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Official casework recordDismissedCurrent release

Appeal 3356402

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

described as “retrospective planning application for a single storey side extension incorporating changes to address planning concerns”.

  1. Section 02

    Decision

    The appeal is dismissed.

  2. Section 03

    Preliminary Matters

    The appeal site address in the header above is taken from the appeal form. It is different to the address given on the application form but it more accurately describes the location of the site as it includes a street name.

    On my visit I saw a single storey side extension to [site address] . I understand this addition has been the subject of a previous appeal decision reference number APP/K0425/C/21/3285857. The Inspector for this appeal refused planning permission for the extension as built and upheld an enforcement notice that requires it to be demolished. This appeal in effect seeks retrospective planning permission for the erection of the extension, although the appeal plans indicate alterations that would change its external appearance. I have had regard to the existing extension but my assessment is based on the submitted plans.

  3. Section 04

    Main Issue

    The main issue is the effect of the development on the character and appearance of the host building and the local area, including the effect on the Chilterns National Landscape (previously called Chilterns Area of Outstanding Natural Beauty and hereafter referred to as the NL).

  4. Section 05

    Reasons

    The appeal property is positioned on a private drive that runs off [site address] . However, it also forms part of the street scene to Braeside, a residential cul-de-sac. The main part of the house is similar to other dwellings in Braeside in that it has 2 storeys with a pitched roof and is mainly constructed of brick. However, within Braeside there is a common feature of side gable walls being constructed mainly of flint with minor elements of brick detailing. These walls are a defining characteristic of the road and add architectural quality and visual interest to the area. The flank wall of the appeal property is constructed in accordance with this common style and it is highly noticeable from Braeside. Also, from the cul de sac, [site address] is seen with a wooded area in the background.

    The proposed extension would not be visible from [site address] but it would be clearly seen from the highway and other nearby properties within Braeside. The extension would conceal the lower part of the flint wall and as a consequence, it would spoil the wall’s attractiveness and the appeal property’s contribution to the visual qualities and homogeneity of the cul de sac. It is proposed to insert a flint panel into the elevation of the addition that faces onto Braeside and to tint the brickwork elements so they would more closely reflect those on the main part of the house. However, the use of matching materials would not address nor justify the harmful effect of partly obscuring the attractive flint gable wall.

    The extension as built is single storey and currently has a flat roof with deep metal fascia boards and a central roof lantern. The proposed removal of the incongruous fascia boards would be an improvement to the appearance of the extension. Also, it is proposed to add a dummy pitched roof on 3 sides of the addition so the lantern would be screened from view. However, despite these changes, the extension would still appear squat with a pronounced horizontal emphasis. This would be at odds with the strong vertical emphasis of the gable side wall. Furthermore, the dummy roof would stand out as an unusual addition to the host property and as a unsympathetic feature within the street scene.

    Despite the concern set out in its refusal reason, there is little explanation as to why the Council considers the proposal would fail to respect the built heritage of the Chilterns. Also, the extension would not obstruct views of the wooded backdrop to the street as it would be fairly low and no taller than the existing garage on the appeal site. As such, the proposal would not undermine the influence of the wood on the scenic qualities of the area and it would further the statutory purpose of conserving the natural beauty of the NL. In these regards, I conclude the development would accord with policy DM30 of the Wycombe District Local Plan 2019 (the LP). However, acceptability in these regards fails to address the harm that would be caused by the lack of respect to the built context to the appeal site.

    I am told Council officers have previously advised the appellant that a side extension to the property would be acceptable in principle. However, it does not follow that the appeal proposal would be appropriate in design terms. Instead, for the reasons as set out above, I conclude the development would have a harmful effect on the character and appearance of the host property and the local area. In these regards it would not accord with LP policies CP9, DM35 and DM36. Amongst other things, these seek high quality development that respects existing properties in the surrounding area.

  5. Section 06

    Other Matters and Planning Balance

    The proposed extension would help address the appellant’s need for extra space to accommodate and care for family members. I fully sympathise with the appellant’s position and I recognise the development would be personally beneficial. However, I attach only limited weight to these benefits as it would seem there is scope to provide additional ground floor accommodation elsewhere within the appeal site that would not have the same visual effects as the current proposal. No evidence has been provided to suggest the appeal scheme is the only option for addressing the appellant’s accommodation requirements. As such, the personal advantages of the scheme provide insufficient justification to grant planning permission contrary to the identified conflict with LP policies.

    A decision to dismiss the appeal could impact on the appellant’s enjoyment of their home and prevent members of the family from living together. This would represent interference with their human rights under Article 1 of the [name] and Article 8 as set out in the Human Rights Act 1998. However, these are qualified rights. In this case, interference would accord with the law and be in pursuance of a well-established and legitimate aim to ensure development is sympathetic to the character and appearance of an area. The protection of the public interest cannot be achieved by means that are less interfering with their rights.

    I also have had due regard to the Public Sector Equality Duty set out under the Equality Act 2010. The harm that would be caused by the development outweighs any benefits in terms of eliminating discrimination against persons with protected characteristics of age and disability, advancing equality of opportunity for those persons and fostering good relations between them and others.

  6. Section 07

    Conclusion

    For the reasons given above, I conclude the appeal should be 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 113No official casework-database value to compare
    Extracted decision date · page 1
    17 October 2025Matches the official casework database
    Extracted site visit dates
    14 October 2025 (page 1)

Reference and authority

Official identifiers and the planning authority recorded against this case.

Case reference
3356402
Application reference
24/06722/FUL
Lead case reference
Not recorded
Planning authority
Buckinghamshire Council - Wycombe Area *
Planning authority code
E07000007

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
0
Site in Green Belt
No
Agricultural holding
Not recorded
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
28 November 2024
Valid date
28 November 2024
Start date
11 December 2024
Planning authority decision date
10 September 2024
Appeal decision date
17 October 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
78098
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