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Official casework recordDismissedCurrent release

Appeal 3317088

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

9 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: ‘single storey rear extension 6m deep’.

  1. Section 02

    Decision

    The appeal is dismissed.

  2. Section 03

    Appeal Procedure

    The site visit was undertaken by a representative of the Inspector whose recommendation is set out below and to which the Inspector has had regard before deciding the appeal.

  3. Section 04

    Applications for Costs

    An application for an award of costs has been made by [name] against the Council of the London Borough of Harrow. This is subject of a separate

  4. Section 05

    Preliminary Matters and Main Issue

    The description of development has been changed by the Council and there is no evidence of an agreement therefore between the main parties. I have thus used the description as it appears on the application form which, in any event, adequately describes the development to which the appeal relates.

    The provisions of the Town and Country Planning (General Permitted Development) (England) Order 2015 as amended (GPDO), under Schedule 2, Part 1, Class A, [name].4(7) require an assessment as to the impact of a given scheme on the amenity of any adjoining premises (living conditions), taking into account any representations received. This has formed the main issue, with specific regard to the occupants of No [address] and their outlook.

  5. Section 06

    Reasons for the Recommendation

    The appeal property is a two-storey semi-detached dwelling. The adjoining dwelling to the north, No 14, has no rear extension and a kitchen located to the rear with a window close to the boundary with No 16. There are steps down to a patio directly to the rear of No 14 and further steps down to a lower-level garden area. The rear gardens of both No 14 and No 16 are neither particularly long nor wide and face west-south-west. The gradient of the rear garden is mirrored next door at No 16 and slopes downwards. At the time of my visit the boundary fence between No 16 and No 14 cast shadow onto some of the rear amenity space at No 14.

    The appellant has submitted a proposal that seeks to be sympathetic to the outlook of No 14 by lowering the scheme below current floor level. The proposed maximum height would compare favourably with GDPO allowances. However, the height of the proposal would be above the window head height at No 14. This height would be consistent for 6m along the shared boundary. Given the declining gradient of the rear gardens, the close proximity and height of the development, the proposal would dominate outlook from the kitchen window of No 14, making it oppressive and enclosing. Furthermore, the proposal would place the window at No 14 in shadow for some periods of the day. [name] cannot be certain that this would be prolonged and complete enough to be harmful to daylight levels, it would exacerbate the sense of enclosure.

    The fact the kitchen window is not ‘protected’ for the purposes of the Harrow Supplementary Planning Document Residential [name] (2010) (the SPD) does not make the appeal scheme acceptable. Putting aside that this is guidance and not policy and relevant policies would in any event not be determinative for this prior approval case, I note that the window and room would not be so due to the kitchen concerned being less than [address] metres. That said, it is the only window (the rear door aside) into the kitchen of No 14 and indeed into the rear ground floor of the dwelling. In addition, its floor space is only marginally below [address] metres; 11.[address] metres according to the appellant’s plans.

    The appellant states that the fence is tall and the extension flank wall would be entirely concealed behind it. Whilst the appellant suggests the fence was granted permission under P/2698/21, it appears to be subject of investigations by the Council’s planning enforcement team. In any event, the plan reference 16TH.ELEV.03 shows the maximum height at 3.1m, and importantly above the window head height at No 14, even with the drop in ground level. The fence is not up to this height, by some measure, and would not conceal the proposal. I remain to be convinced therefore that the fence would conceal the proposed development sufficiently to make it acceptable.

    The proposal would harmfully affect outlook from within the kitchen at No 14. Accordingly, and as far as it is a material consideration to the main issue, it would fail to comply with the aims of Policy DM1 of the Local Plan, insofar as it seeks to safeguard the adequacy of outlook. Furthermore, there would also be conflict with the SPD insofar as it seeks to safeguard amenity.

  6. Section 07

    Other Matters

    In the case of APP/M5450/D/18/3213298 there was an existing rear extension of some 3.6m. The Inspector found no loss of outlook due to the height and length of the existing extension. [name]/M5450/D/19/3238969, the adjoining property was orientated to the south. [name]/MS450/D/20/3255560, the Inspector reasoned that adequate sunlight would reach the garden of No 14. The main issue in this appeal is the effect on outlook. In the case of cases PP/M4605/D/13/2206537 and APP/M5450/D/16/3151383, the proposed extension would not be substantially taller than the existing boundary fencing. [name]/M5450/D/14/2229319, the Inspector concluded that a similar proposal would not be of a dominating nature. The orientation of that scheme impacted that decision. The orientation of the subject appeal is different.

    I have assessed the scheme as presented against the specific criteria of the aforementioned legislative provisions. This assessment has been on its own merits and own specific locational circumstances with regard to whether it would comply or not. Whilst planning judgement has been used, the measurement is more binary than in the case of a scheme seeking express planning permission where other examples might be afforded more than limited weight.

  7. Section 08

    Conclusion and Recommendation

    For the reasons given above, I recommend that the appeal should be dismissed since it would fail against an assessment as to its impact on the amenity of any adjoining premises. S Wilson APPEALS PLANNING OFFICER

  8. Section 09

    Inspector’s Decision

    I have considered all the submitted evidence and my representative’s report and on that basis 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 1895No official casework-database value to compare
    Extracted decision date · page 1
    2 November 2023Matches the official casework database
    Extracted site visit dates
    17 October 2023 (page 1)
  • Costs Decision

    Extracted inspector · page 1
    Inspector attribution ID 1895No official casework-database value to compare
    Extracted decision date · page 1
    2 November 2023Matches the official casework database
    Extracted site visit dates
    17 October 2023 (page 1)

Reference and authority

Official identifiers and the planning authority recorded against this case.

Case reference
3317088
Application reference
P/2829/22/PRIOR
Lead case reference
Not recorded
Planning authority
London Borough of Harrow
Planning authority code
E09000015

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
3. Refused prior approval of permitted development rights
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
24 m²
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
21 February 2023
Valid date
2 March 2023
Start date
15 June 2023
Planning authority decision date
8 September 2022
Appeal decision date
2 November 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
41311
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