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The Chequers Dean Lane Cookham Maidenhead SL6 9BQ

25/02249/LBCListed Building ConsentRefused

Refused on 3 November 2025

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

Consent for change of use to create 1no. dwellinghouse including various internal and external alterations, replacement of fenestration, new rooflights, single storey rear extension and 2no. roof dormers to the rear, and installation of an air source heat pump.

Received
29 August 2025
Decision level
Delegated (officer decision)
Ward
Bisham And Cookham
  1. Received29 Aug
  2. Validated29 Aug
  3. Consult.20 Oct
  4. Target24 Oct
  5. Decided3 Nov

Decided in 66 days (council typically 56)

About this application

This is a heritage application for a single storey rear extension at The Chequers Dean Lane Cookham Maidenhead SL6 9BQ. Windsor has handled 90 applications of this type. This one was decided in 66 days, 10 days longer than Windsor's typical decision time. The site is in a conservation area, with 1 listed building nearby. There have been 7 other applications at this address. In the past year there have been 129 applications across Bisham And Cookham. We hold 2,124 applications in total for the SL6 postcode area.

83% of heritage 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.Planning something similar? See what gets approved on your street

Application details

Postcode
SL6 9BQ
Application type
Listed Building Consent
Scale / size
Small
Parish
Cookham Parish

Planning application dates

Date validated
29 August 2025
Last date for comments
20 October 2025
Target decision date
24 October 2025

Applicant and agent

Agent address
DP Architects The Old Brewery Tap 3 Shirburn St Watlington OX49 5BU

Planning decision

Statutory period
56 days

Additional information

Planning Portal ID
PP-14287784
Documents
29

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

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 (19)

flood storage areas, 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.

Planning history at this site

7 other applications at this property, newest first.

  1. 2026
    23 Sep

    Consent for erection of ancillary extensions comprising open-sided solar car port, greenhouse and garden…

    PendingListed building consent26/02131/LBC
  2. 2026
    23 Sep

    Erection of ancillary extensions comprising open-sided solar car port, greenhouse and garden store, with…

    PendingApplication26/02130/FULL
  3. 2026
    24 Jun

    Details required by Condition 2 (Materials), 4 (Soft landscaping), 5 (ASHP), 10 (Biodiversity enhancements)…

    ApprovedDischarge of conditions26/01492/CONDIT
  4. 2026
    21 Apr

    Consent for internal alterations to the existing chimney breast to form a secondary opening and create a…

    PendingListed building consent26/00991/LBC
  5. 2026
    14 Apr

    Details required by Condition 3 (Flooring Materials) and Condition 5 (Windows And Doors) of listed building…

    PendingDischarge of conditions26/00924/CONDIT
  6. 2025
    17 Nov

    Change of use to create 1no. self-build dwelling, 1no. front canopy, single storey rear extension, 2no. rear…

    PendingFull25/03023/FULL

Source: Windsor

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