Appeal 3315233
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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 ‘the redevelopment of the main house with extensions, internal reconfiguration, roof alterations including the alteration of 2no roof dormers and associated roof work, demolition/ adaptation of existing ground floor annexed building to a two storey building with roof extension, existing car port adapted/ rebuilt to secure 2no car garage with roof extension to accommodate new gym area at first floor.’
Section 02
Decision
The appeal is dismissed.
Section 03
[name]
The description of development used in the banner heading above is taken from the planning application form. I note this was amended by the Council to reference only extensions to the buildings, rather than their redevelopment. I have, however, determined the appeal on the basis of the development for which the appellant applied.
Section 04
[name]
The main issues are: - Whether the proposal would be inappropriate development in the Green Belt, having regard to the National Planning Policy Framework (the Framework) and any relevant development plan policies; - The effects of the proposal on the openness of the Green Belt, and; - Whether any harm by reason of inappropriateness, and any other harm, would be clearly outweighed by other considerations, so as to amount to the very special circumstances required to justify the proposal.
Section 05
[name]
The main parties agree the site is within the Green Belt. The Framework at paragraph 137 identifies that the fundamental aim of Green Belt policy is to prevent urban sprawl by keeping land permanently open. It goes on to state that inappropriate development is, by definition, harmful to the Green Belt and should not be approved except in very special circumstances. The Framework establishes that the construction of new buildings in the Green Belt should be regarded as inappropriate, subject to a number of exceptions set out in paragraph 149. There are several which could be applicable here and which I have considered in turn. The need to apply national Green Belt policy is reiterated by Policy CP3 of the [name] 2007 (the CS).
One such exception to inappropriate development is the replacement of a building, provided the new building is in the same use and not materially larger than the one it replaces. The existing dwelling has the appearance of a chalet bungalow, with a low eaves level and rooms contained in the roofspace served by modest sized dormer windows and openings within the half-hipped roof ends. The attached annex comprises a single storey, with roof forms which respect those of the main house and the other outbuildings are low level timber structures of a simple design.
The appellant reports that the proposal would entail an uplift in built area of 35.7sqm and while this alone is not substantial, the built area is only one way of assessing whether the proposal would be materially larger. The proposal would entail a significant increase in the height and volume of the main building, including an increase in the height of its eaves and ridgelines. Together these increases would result in a building materially larger than the one it would replace. The outbuildings, which are in close proximity to the main building, would similarly undergo a significant increase in their size. On this basis, and in the absence of evidence to the contrary, the replacement buildings would be materially larger than the ones they would replace.
The description of development alternatively suggests the works could be carried out through extensions and adaptations. Another exception to inappropriate development listed in the Framework is the extension or alteration of a building provided that it does not result in disproportionate additions over and above the size of the original building. There is not substantive evidence before me regarding the size of the original building or how it has been altered, although the planning history refers to the detached garage and gymnasium. As set out above, based on the evidence before me, the proposal would constitute substantial extensions and I cannot be satisfied that they would not constitute disproportionate additions over and above the size of the original building.
The appellant references the recent appeal decision which granted planning permission for two houses on land to the west1. That development infills a gap between nos.64A and 66A and the Inspector found it would not be inappropriate development in the Green Belt as it would constitute limited infilling within a village, which is another exception listed within the Framework. While the appeal before me can similarly be considered to form a part of the village, the proposal would not infill a gap and the same exception to inappropriate development would not therefore apply.
In conclusion on this main issue, the proposal would not conform to any of the exceptions to inappropriate development given in the Framework. As a consequence it would be inappropriate development in the Green Belt. 1 APP/H2265/W/21/3277995
Section 06
Openness
The Framework states that the essential characteristics of Green Belts are their openness and their permanence. The courts have established that the openness of the Green Belt has a spatial aspect as well as a visual aspect. The existing dwelling and outbuildings are set within a generous plot of open mown grassland bound by dense coniferous hedgerows. Beyond those hedgerows the site adjoins a construction site of two houses to the west, as well as a care home to the north. The openness of the area is established by the spaces around the buildings, woodland to the south and the predominately open countryside beyond the care home to the north. A more dense pattern of development exists on lower ground to the east.
As above, the proposed alterations would decrease the spatial aspect of the Green Belt’s openness through increasing the extent of built form on the site. Visibility of the proposal would be limited due to the tall and dense boundary treatments of the site. However, some visibility of the upper levels, particularly its glazing, may be apparent in longer views and in glimpses through the foliage, particularly from the access road which runs along the southern side of the site. In those views, the increase in the bulk of the buildings would be apparent, particularly through the extensive glazing at the upper levels. As a consequence the proposal would decrease both the spatial and visual aspects of the Green Belt’s openness.
Section 07
[name]
The Framework makes clear that inappropriate development is, by definition, harmful to the Green Belt and should not be approved except in very special circumstances. Very special circumstances will not exist unless the potential harm to the Green Belt by reason of inappropriateness, and any other harm resulting from the proposal, is clearly outweighed by other considerations.
Based on information provided by the appellant, the Council have recently carried out public consultation on documents which identify that a parcel of Green Belt land to the north may be suitable for development due to exceptional circumstances. The quote provided by the evidence, however, refers to economic, social and environmental benefits associated with that development, including a significant contribution to addressing the housing need. The same circumstances and benefits would not arise from the appeal scheme.
Despite the connection of the site to the adjoining settlement of [site address] , the site nonetheless remains in the Green Belt and its relationship to the settlement would not reduce the weight which must be attributed to the Green Belt harm, as established by the Framework.
The proposal would allow for improved energy efficiency of the buildings and would provide the important benefit of a new lift within the annex, which would improve accessibility for its future occupants. However, it is not apparent that the resultant harm is necessary to secure these benefits and together they attract moderate weight, given the scale of the proposal. While the Council have not raised concerns regarding the effects on the character and appearance of the area, and while the proposal may be policy compliant in other respects, the absence of harm relating to these matters is a neutral factor and does not weigh in favour of the proposal.
Overall, the weight of the other considerations in this instance would not be sufficient to outweigh the totality of harm to the Green Belt. As a consequence, the very special circumstances necessary to justify the development do not exist. The proposal would be in conflict with CS Policy CP3 and the Framework as set out.
Section 08
Other Matters
The Council’s second reason for refusal relates to the relationship of the proposed annex to the main house. While it would have features making it capable of independent occupation, the appellant states it is intended to be occupied by family members, including growing children and senior parents, associated with occupants of the main house. The annex would continue to share an access and outdoor living space with the main dwelling and I have no strong reason to doubt the appellant’s assertions, that it would not be an independent dwelling.
Section 09
Conclusion
For the above reasons, having taken account of the development plan as a whole, the approach in the Framework, along with all other relevant material considerations, 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 494No official casework-database value to compare
- Extracted decision date · page 1
- 24 November 2023Matches the official casework database
- Extracted site visit dates
- 20 November 2023 (page 1)
Reference and authority
Official identifiers and the planning authority recorded against this case.
- Case reference
- 3315233
- Application reference
- 22/01857/FL
- Lead case reference
- Not recorded
- Planning authority
- Tonbridge and Malling Borough Council
- Planning authority code
- E07000115
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
- 376 m²
- Number of residences
- 0
- Site in Green Belt
- Yes
- 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
- 23 January 2023
- Valid date
- 2 February 2023
- Start date
- 17 May 2023
- Planning authority decision date
- 4 November 2022
- Appeal decision date
- 24 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
- 42504
- 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