Appeal 3323890
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
5 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
to erect a 2-storey side and rear extension and part single storey infill extension (in addition to single storey rear extension approved under application No 22/1439/CLPD).
Section 02
Decision
The appeal is dismissed.
Section 03
Main issue
The main issue is the effect of the proposed development on the character and appearance of the local area.
Section 04
Reasons
The appeal property is a mainly 2-storey end terrace house within a predominantly residential area. It stands adjacent to a footway that links [name] at the front of the site with [address], beyond the rear. The proposal is a 2-storey side extension and a part single, part 2-storey rear extension with external materials to match those of the existing dwelling. It follows the Council’s recent decisions to issue prior approval and a certificate of lawfulness for a single storey extension at the back of the main house.
With the new built form in place, the 2-storey front elevation of No 37 would extend across the full width of the plot albeit with the new element slightly set back from the main front wall. The proposed ridge line would also be set down from the host building. Although less than half the width of the existing dwelling, the new side addition would be noticeably longer than the existing house. Similarly, the new rear addition would extend across the entire site and so comfortably exceed the width of the existing dwelling.
The proposal is, therefore, a sizeable addition. It would elongate the built form of No 37, significantly enlarge its footprint, and add to its scale and mass. By adding disproportionate scale and bulk to the host building, the proposal would simply overwhelm the original form of the dwelling. In other words, an extension that is both longer and wider than the existing house would be so large that its intrinsic character would be spoiled.
The proposal would also draw the flank wall of the existing dwelling closer to the adjacent footway with a substantial gable facing this public right of way. With limited space between the new sidewall and this footway, the completed dwelling would draw the eye as appearing overly wide and large for the plot. By standing tall adjacent to the footway, the proposal would also further enclose the narrow corridor between the end of neighbouring terraces. When seen from this footway, the scale and position of the new flank wall would cause it to overbear and have an unduly imposing presence.
On the main issue, I therefore conclude that the proposed development would cause significant harm to the character and appearance of the local area. As such, it conflicts with Policies CP1 and CP12 of the Council’s Core Strategy and Policy DM1 and Appendix 2 of its Development Management Policies Local Development Document. These policies broadly aim to ensure that new development is appropriate in design, and conserves or enhances the character and quality of the street scene and the local area. It is also contrary to the National Planning Policy Framework, which notes that development should be sympathetic to local character and add to the overall qualities of an area.
I note that the proposal was refined in the light of feedback provided by the Council with no common ground reached between the main parties on the side extension, notably the first-floor element. Hence the appeal. Having carefully considered all the evidence before me, and assessed the proposal on its own merits, I find it to be an unsympathetic and unwelcome addition to the local area for the reasons given.
Section 05
Conclusion
Overall, the development conflicts with the development plan, when read as a whole. There are no material considerations, including the policies of the Framework, which indicate that the decision should be taken other than in accordance with the development plan.
For the reasons set out above, and having regard to all other matters raised, I therefore conclude that 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 287No official casework-database value to compare
- Extracted decision date · page 1
- 14 September 2023Matches the official casework database
- Extracted site visit dates
- 5 September 2023 (page 1)
Reference and authority
Official identifiers and the planning authority recorded against this case.
- Case reference
- 3323890
- Application reference
- 23/0051/FUL
- Lead case reference
- Not recorded
- Planning authority
- Three Rivers District Council
- Planning authority code
- E07000102
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
- 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
- 50 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
- 9 June 2023
- Valid date
- 9 June 2023
- Start date
- 7 August 2023
- Planning authority decision date
- 17 March 2023
- Appeal decision date
- 14 September 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
- 38732
- 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