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Malvern House 14 - 18 Bell Street Maidenhead SL6 1BR

26/00102/CPDCert of Lawfulness of Proposed DevRefused
Outline / PiP

Refused on 16 April 2026

Council decision: RefuseDelegated (officer decision)

Approximate site (title boundary)
Boundary © HM Land Registry, © Ordnance Survey · details

This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.

Proposal

Certificate of lawfulness to determine whether internal alterations to the existing car park to create additional office floorspace at ground floor level of the existing office building is lawful.

Received
15 January 2026
Decision level
Delegated (officer decision)
Ward
St Marys
  1. Received15 Jan
  2. Validated27 Jan
  3. Consult.
  4. Target24 Mar
  5. Decided16 Apr

Decided in 79 days (council typically 56)

About this application

This is an outline application at Malvern House 14 - 18 Bell Street Maidenhead SL6 1BR. Windsor has handled 644 applications of this type. This one was decided in 91 days, 5 weeks longer than Windsor's typical decision time. The site is in a conservation area, with 1 listed building nearby. There has been 1 other application at this address. In the past year there have been 43 applications across St Marys. We hold 2,115 applications in total for the SL6 postcode area.

67% of outline applications at Royal Borough of Windsor and Maidenhead were approved. Across all application types, the council typically decides in about 8 weeks (median).

Based on decided applications received in the last 3 years.See what's approved near your address

Application details

Postcode
SL6 1BR
Application type
Cert of Lawfulness of Proposed Dev
Scale / size
Small
Parish
Maidenhead Unparished

Planning application dates

Date validated
27 January 2026
Target decision date
24 March 2026

Applicant and agent

Agent address
Innovation House Discovery Park Innovation Way Sandwich CT13 9ND

Planning decision

Statutory period
56 days

Additional information

Planning Portal ID
PP-14400828
Documents
10

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Flood zone 1: Low probability (rivers and sea)

Not published by this council, so not checked: conservation areas, Article 4 directions and tree preservation orders. Ask the council if these matter.

Also checked, none recorded (21)

flood storage areas, listed buildings, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.

A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.

Data © Crown copyright and others · sources and licences

Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.

© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.

© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.

© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.

Contains Ordnance Survey data © Crown copyright and database right 2026.

Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.

Source: Windsor

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