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Official casework recordAllowedCurrent release

Appeal 3287781

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

4 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

conversion of garage to habitable room, proposed single storey porch.

  1. Section 02

    Decision

    The appeal is allowed and planning permission is granted for the conversion of garage to a habitable room and single storey porch at [site address] . in accordance with the terms of the application, [name]/3437/21 dated 16 August 2021 subject to the following conditions:

    The development hereby permitted shall begin not later than 3 years from the date of this decision.

    The materials to be used in the construction of the external surfaces of the development hereby approved shall match those used in the existing building

    The development hereby permitted shall be carried out in accordance with drawings RB-03 (Rev 01) and RB-04 (Rev 01).

  2. Section 03

    Main Issue

    The main issue is the effect of the development upon the character and appearance of the host dwelling and the surrounding area.

  3. Section 04

    Reasons

    [site address] is an extended two-storey semi-detached dwelling with a part flat and part-tiled roof set within a mundane but attractive suburban environment of inter-war housing characterised by good quality dwellings of varied design and appearance. The development proposed would incorporate the garage into the habitable accommodation of the existing dwelling and introduce a shallow depth front extension with an area of flat roof and related alterations to the fenestration of the front elevation.

    The development would introduce a step in the small flat roof area where the dwelling pair adjoin, however this would be of minor significance to the overall form, layout, appearance and shape of the host dwelling. From my observation, although the proposed front extension would affect the current symmetry, that change would be visually contained by the pattern of development in the street scene where there are other examples of asymmetric extension and so not of a degree to cause visual harm to the character of the host dwelling or wider area.

    The relevant policies for this matter are Policy CS1(B) of the [name], Policy DM1 of the Harrow Development Management Polices Local Plan together with the guidance provided for householder extensions set out [name]. Together these seek to ensure that domestic extensions harmonise with the host building and the surrounding area. For the reasons explained I find that the proposed development would not harmfully detract from the character and appearance of the host dwelling or thereby harm the character and appearance of the wider street scene or any special or valued features of the locality and, therefore, would not conflict with these policies and guidance.

    In addition to the usual time-limit, conditions are necessary for certainty and to ensure visual consistency with the host dwelling.

    Taking all matters raised into account, I conclude the proposal accords with the development plan overall, and, there being no material considerations sufficient to outweigh, the appeal should succeed.

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 2574No official casework-database value to compare
    Extracted decision date · page 1
    4 February 2022Matches the official casework database
    Extracted site visit dates
    18 January 2022 (page 1)

Reference and authority

Official identifiers and the planning authority recorded against this case.

Case reference
3287781
Application reference
P/3437/21
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
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
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
Allowed
Decision category
Allowed
Received date
25 November 2021
Valid date
25 November 2021
Start date
16 December 2021
Planning authority decision date
1 November 2021
Appeal decision date
4 February 2022

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
10051
First seen
20 August 2026 at 14:24
Last seen
20 August 2026 at 16:25
Removed from release
Not recorded
Record created
20 August 2026 at 14:24
Record updated
24 August 2026 at 16:21