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Appeal 3352570

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

6 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

No verified development description has been extracted from an official decision PDF yet.

  1. Section 02

    Decision

    The appeal is allowed, and Planning Permission is granted for the erection of an outbuilding, at [site address] , TW18 1EPT, in accordance with the terms of the application 24/00824/RVC without compliance with condition 3 previously imposed on planning permission 18/00848/HOU and subject to the following conditions: -

    That no further openings of any kind be formed in the rear or side elevations of the outbuilding hereby permitted without the prior written consent of the Local Planning Authority.

    The proposed building hereby permitted shall not be occupied at any time other than for purposes ancillary to the residential use of the main dwelling.

  2. Section 03

    Main Issue

    The main issue is whether the conditions are necessary and reasonable, and the effect that removing or varying the conditions would have on the character of the area and the living conditions for the occupiers of the neighbouring properties.

  3. Section 04

    Reasons

    Planning permission was granted for the outbuilding in 2018 (Council reference with 18/00848/HOU). From the information before me, it is not clear what the building was originally used for. Prior to that approval, certificates of lawful use were refused in relation to an outbuilding being used for a gym, and ancillary accommodation.

    The appeal property comprises a semi-detached house with the outbuilding sited to the rear of the garden extending across the full width. It is a single-storey, flat roof structure. Internally, it is primarily a single space with an enclosed bathroom. There are kitchen facilities along one side comprising cupboards, sink, fridge and a washing machine, but no installed cooking equipment. To the front elevation, to the garden, is the entrance door and two windows.

    The proposed variation to the conditions is to enable the outbuilding to be used as an annexe to be occupied by the appellant’s family. The Council argue that it is a separate unit of habitable accommodation which is unacceptable in this location.

    I accept that with the addition of cooking facilities the building could provide all of the facilities necessary for day-to-day living. However, this in itself does not necessarily mean it is a separate dwelling, as noted by the case law cited by the appellant1 it is a matter of fact and degree.

    The outbuilding has no physical connection to the host property, but they share services and utilities, they directly face each other with intervening garden space. There is no separate access to the outbuilding and whilst the Council referred to a side gate, there is a garage structure and extension to the side of the property, and on my site visit, access was through the house. The outbuilding is a subservient structure to the main house, and the appellant explains that there would be a functional connection between the two with the occupants engaging in activities in the main house. Consequently, I am satisfied that the operation of the site could continue as a single residential unit with the annexe being an integrated part.

    The Council indicate that the outbuilding was being marketed to be rented out as a residential studio. I have not been provided with any evidence, but in any event, that is not what is sought. The proposed variation to condition 2 would maintain the provisions that it is not used as separate habitable accommodation but allows for an ancillary rather than incidental use. The appellant has also referred to a number of Council’s decisions where the wording ‘ancillary’ has been used in the conditions. Whilst similar, incidental, does not allow for ‘annexe type’ accommodation. Moreover, if used as a separate dwelling, it would be a material change of use requiring a separate grant of planning permission. Therefore, there would be a number of safeguards against its use as independent accommodation, which both parties, and I agree, would not be appropriate for the site or locality.

    It is an existing building, and the external appearance would remain the same. Neighbouring properties have outbuildings of a variety of sizes in their gardens, and it is not visible from the road. The use may alter the regularity or the timings of people moving between the two buildings, although the occupiers would be part of a single household. The distance across the garden, which has boundary treatments and vegetation, is limited. The Council have not provided any evidence which demonstrates the additional kitchen facilities would generate a particular harm other than the concerns relating to being a separate dwelling.

    From my observations on site and the information before me, there is nothing to suggest that the level of noise or disturbance would be substantially different to the 1 [name] v SSE & White [1992] existing use or that would be reasonably experienced in a residential area. As such, I do not find that there would be significant harm to the neighbouring occupiers or that there would be a change to the character and appearance of the area.

  4. Section 05

    Conditions

    As set out in paragraph 57 of the National Planning Policy Framework planning conditions should be kept to a minimum and only imposed where they are necessary, relevant to planning and to the development to be permitted, enforceable, precise, and reasonable in all other respects.

    In light of my findings above I am satisfied that the revised wording to condition (2) and the deletion of condition (3) would not lead to material harm or conflict with the policies EN1 or EN11 of the [name] and [name] (2009), regarding residential amenity including noise, and respecting the character of the area. I, therefore, do not consider that they are necessary

    The Planning Policy Guidance makes clear that decision notices for the grant of planning permission under section 73 should also restate the conditions imposed on earlier permissions that continue to have effect. I shall impose those that I consider remain relevant.

  5. Section 06

    Conclusion

    For the reasons outlined above and having regard to the development plan and other material considerations, a new planning permission is granted. The disputed condition 2 is revised to refer to an ancillary use and condition 3 is deleted. Accordingly, the appeal is allowed.

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 362No official casework-database value to compare
    Extracted decision date · page 1
    17 February 2025Matches the official casework database
    Extracted site visit dates
    31 January 2025 (page 1)

Reference and authority

Official identifiers and the planning authority recorded against this case.

Case reference
3352570
Application reference
24/00824/RVC
Lead case reference
Not recorded
Planning authority
Spelthorne Borough Council
Planning authority code
E07000213

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
2. Refused permission to vary or remove a condition(s)
Appeal reason
Appeal Against Conditions
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
32 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
Allowed
Decision category
Allowed
Received date
25 September 2024
Valid date
25 September 2024
Start date
11 October 2024
Planning authority decision date
9 September 2024
Appeal decision date
17 February 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
64722
First seen
20 August 2026 at 14:25
Last seen
20 August 2026 at 16:28
Removed from release
Not recorded
Record created
20 August 2026 at 14:25
Record updated
24 August 2026 at 16:21