Appeal 3371782
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
a ground floor side/rear extension.
Section 02
Decision
The appeal is allowed and prior approval is not required under the provisions of Article 3(1) and Schedule 2, Part 1, Class A of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) for a ground floor side/rear extension at [site address] , Surrey [postcode] in accordance with the application Ref 25/00755/PDH, and the details submitted with it, pursuant to Article 3(1) and Schedule 2 Part 1 Class A, [name].4(2).
Section 03
Appeal Procedure, Preliminary Matters, & Main Issue
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. The description on the application form differs to the decision notice. I am however satisfied that it accurately describes the proposal so the main parties would not be prejudiced by me using it for the appeal scheme.
Under the above mentioned legislation (the GPDO), planning permission is granted for the enlargement of a dwellinghouse subject to limitations and conditions. The Council has refused the proposal on the basis that the extension would not constitute permitted development. They have not explicitly stated which limitation it would conflict with. No representations were received and therefore an assessment based on [name].4 (7) is not required. Therefore, the main issue is whether the proposed development would comply with the description of permitted development under Article 3, Schedule 2, Part 1, Class A of the GPDO.
Section 04
Reasons for the Recommendation
The proposed extension is to be sited to the rear of the property and would be attached to an existing single storey addition. Resultantly, it would be both to the rear and the side of the original dwelling. The Council’s position is that the property has already been extended to the side and as the proposal would extend therefrom, it would not extend beyond the rear wall of the original dwelling. The proposal would mirror the existing single storey element in width and total height.
The appeal proposal, whilst not attached to the original rear wall, would clearly extend beyond the rear wall of the original dwelling, this is notwithstanding being attached to an existing extension. Moreover, the Householder Technical Guidance 2019 states that where a new extension is joined to an existing extension under paragraph (ja) it is subject to the limits set out in sub-paragraphs (e) to (j). This is regardless of whether it was following a planning application or under permitted development. The total cumulative length of the rear projection would be no more than eight metres and therefore not exceeding the requirements of paragraph (g)(i) as the dwelling is detached and it would be less than four metres in height (ii).
As the appeal proposal is also considered part of the side elevation, it is required to also meet the limitations of paragraph (j). I agree that the enlarged part would extend beyond a wall forming a side elevation of the original dwellinghouse. However, it is also clear that it would meet the height of the existing side extension and would not exceed four metres in height (i), would not have more than a single storey (ii) and would not have a width greater than half the width of the original dwellinghouse (iii).
The appeal proposal would comply with the limitations set out in both paragraphs (g) and (j) in terms of a larger rear extension and a side extension and resultantly paragraph (ja). The Council has not explicitly confirmed that the proposal would be development permitted under the other limitations. However, as their reason for refusal has not translated to any other non-compliance with the order, I have no reason to find that it would not be complaint with the description of permitted development. The proposal would therefore comply with the limitations set out in Schedule 2, Part 1, Class A.1 of the GPDO.
Section 05
Conditions
The Council has suggested conditions specifying the approved plans and matching materials. Any planning permission granted under Article 3(1) and Schedule 2, Part 1, Class A is subject to the conditions in sections A.3 and A.4. This includes the submitted details with the application and the use of similar materials to the exterior of the existing dwelling house. As they are set out in the legislation it is therefore unnecessary to repeat them. No other conditions are required.
Section 06
Conclusion and Recommendation
For the reasons given above, I recommend that the appeal should be allowed. Prior approval is not required.
Section 07
Inspector’s Decision
I have considered all the submitted evidence and my representative’s report and on that basis the appeal is allowed, and prior approval is not required.
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
- 18 November 2025Matches the official casework database
- Extracted site visit dates
- 28 October 2025 (page 1)
Reference and authority
Official identifiers and the planning authority recorded against this case.
- Case reference
- 3371782
- Application reference
- 25/00755/PDH
- 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
- 3. Refused prior approval of permitted development rights
- 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
- 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
- Allowed
- Decision category
- Allowed
- Received date
- 26 August 2025
- Valid date
- 10 September 2025
- Start date
- 10 September 2025
- Planning authority decision date
- 23 July 2025
- Appeal decision date
- 18 November 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
- 79899
- 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