Appeal 3263043
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Official decision document
The decision, section by section
8 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
Rooftop telecommunications (42.6m) installation upgrade and associated works.
Section 02
Decision
The appeal is dismissed.
Section 03
Preliminary Matters
The provisions of the Order under Article 3(1) and Schedule 2, Part 16, Class A, [name].3(4) require the local planning authority to assess the proposed development solely on the basis of its siting and appearance, taking into account any representations received. My determination of this appeal has been made on the same basis.
On 20 July 2021, the Government published its revised Framework. It replaces the previous version published in February 2019. The Framework represents the Government’s up-to-date planning policies for England and how they should be applied.
The circumstances of this appeal are such that it has not been necessary to seek comments from the parties on the revised Framework.
Section 04
Planning Policy
The principle of development is established by the Order, and the provisions therein do not require regard be had to the development plan. I have had regard to the policies of the development plan, any related guidance and the Framework only in so far as they are a material consideration relevant to matters of siting and appearance.
Section 05
Main Issue
The main issue is the effect of the siting and appearance of the proposed development on the character and appearance of the area.
Section 06
Reasons
The appeal site is located on the rooftop of [site address] . It is a ten-storey building that comprises commercial units on the ground floor with residential properties on the upper floors. It is located on a busy section of [address] that is dominated by the Harrods department store opposite the site. To the rear of the site, the area is notably more subdued, comprising low level residential properties around [address] that are within the Knightsbridge Conservation Area.
The rooftop contains a number of existing telecommunications installations, of which several are visible from the street-level. The appeal proposal would result in the installation of six apertures onto what is described as a bespoke slimline Valmont monopole, the lower section of which would be screened by a polycarbonate mesh screen. It would be centrally located on the building closer to its rear elevation that overlooks [address].
The Framework outlines that use of buildings for the installation of telecommunications equipment should be encouraged. There is also a requirement that developments are visually attractive and sympathetic to local character and the surrounding built environment, including having regard to the desirability of sustaining and enhancing the significance of heritage assets.
Although the proposed development would be mounted on a building, something encouraged by the Framework, due to its siting at a high level, its overall bulk and appearance it would be highly prominent and create an incongruous feature on the building. It would be highly visible from above the trees of [address] garden and from [address], where due to its siting and appearance would harm the setting of the conservation area that at this point is notable for the handsome terrace properties and the central communal garden.
I recognise that the appellant has sought to relieve the visual impact of the installation by incorporating a mesh screen. This, and a reduction in height of the installation have been made following the previous refusal by the Council1. The proposed screen however largely contributes to add to the overall bulk of the installation and screens the less harmful element of the development, namely the supporting monopole, as opposed to the antennas and their headframe.
For the reasons outlined above, the installation would cause significant harm to the character and appearance of the area. It would be contrary to Policies S25 and S28 of the Westminster City Plan (2016) and [name] 1 and DES 6 of the Westminster Unitary Development Plan (2007). Collectively, these policies require that development is of good design that conserves heritage assets, maintains the character of historic squares and streets; and for roof alterations, including telecommunications installations, should not be visually intrusive or unsightly when seen in longer public or private views from ground or upper levels.
The proposed installation would also be contrary to Policy KBR33 of the Knightsbridge Neighbourhood Plan (2018) which requires that utility providers should ensure that any utilities infrastructure is designed and sited to minimise 1 19/02992/TELECOM adverse impact on the visual amenity, character and appearance of the Knightsbridge Neighbourhood Area and its heritage assets.
Section 07
Other Matters
The appellant has referred to the use of the installation as part of the [name] (ESN). I have not been provided with any evidence to demonstrate the significance of the proposed installation in this context or that there is a specific need or demand for the proposal to meet a deficiency in the ESN. I therefore give this argument little weight.
The appellant comments that the site is not within a sensitive area. It is however adjacent to a conservation area where for the reasons I have identified, it would cause harm to the setting. The lack of harm to any other sensitive site does not sufficiently weigh in favour of the proposal to overcome the harm I have identified.
The appellant has submitted a copy of the document titled ‘Councils and Connectivity - How local government can help to build mobile Britain’ (2018). This document outlines the mobile industry’s view on how local government can create an environment that is conducive to the building of mobile infrastructure. The document does not appear to have been through any public examination and I give it little weight in the appeal.
Section 08
Planning Balance and Conclusion
I do not consider that the public benefits of the installation in terms of an enhanced telecommunications network, its contribution to economic growth, the operational and locational needs of the operators, or that it would constitute site sharing between operators and be installed on an existing building, outweigh the significant harm that I have identified would be caused to the character and appearance of the area.
For the reasons given above, and having had regard to all other matters raised, I therefore conclude that the appeal 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 145No official casework-database value to compare
- Extracted decision date · page 1
- 18 August 2021Matches the official casework database
- Extracted site visit dates
- 29 July 2021 (page 1)
Reference and authority
Official identifiers and the planning authority recorded against this case.
- Case reference
- 3263043
- Application reference
- 20/04536/TELCOM
- Lead case reference
- Not recorded
- Planning authority
- City of Westminster Council
- Planning authority code
- E09000033
Casework details
The casework, procedure, development and linking details supplied by the official record.
- Casework type
- Planning Appeal
- Procedure
- Written Representations
- Development type
- Minor retail and services
- Appeal type reason
- 3. Refused prior approval of permitted development rights
- 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
- 0.02 hectares
- Floor space
- 20 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
- 12 November 2020
- Valid date
- 12 November 2020
- Start date
- 22 January 2021
- Planning authority decision date
- 3 September 2020
- Appeal decision date
- 18 August 2021
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
- 1932
- 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
- 20 August 2026 at 16:25