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9, Cottesbrooke Close, Slough, SL3 0JE

P/15142/001Certificate Proposed (Use/Development)Approved
Outline / PiP

Approved on 10 June 2026

Council decision: Approved Grant CLU/D;InformativesDelegated (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

Lawful development certificate for a proposed hip to gable loft conversion with rear dormer, 2no front roof lights and insertion of window to side elevation

Received
31 March 2026
Decision level
Delegated (officer decision)
Ward
Colnbrook-and-Poyle
  1. Received31 Mar
  2. Validated31 Mar
  3. Consult.
  4. Target26 May
  5. Decided10 Jun

Decided in 71 days (council typically 56)

About this application

This is an outline application for a loft conversion at 9, Cottesbrooke Close, Slough, SL3 0JE. Slough has handled 1,136 applications of this type. This one was decided in 71 days, 2 weeks longer than Slough's typical decision time. There has been 1 other application at this address. In the past year there have been 65 applications across Colnbrook-and-Poyle. We hold 2,642 applications in total for the SL3 postcode area.

79% of outline applications at Slough Borough Council 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
SL3 0JE
Application type
Certificate Proposed (Use/Development)
Scale / size
Small
District
East

Planning application dates

Date validated
31 March 2026
Target decision date
26 May 2026

Planning decision

Statutory period
56 days

Publicity

First advertised
1 April 2026
Site notice start
1 April 2026

Additional information

Planning Portal ID
PP-14826377
UPRN
100081266816

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Flood zone 2: Medium probability (rivers and sea)Part of the site
  • Green belt: SloughNext to the site

Not published by this council, so not checked: Article 4 directions. Ask the council if these matter.

Possibly incomplete for this council: tree preservation orders.

Also checked, none recorded (21)

flood storage areas, conservation areas, listed buildings, 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.

Associated applications

  1. 2026
    31 Mar

    Lawful development certificate for a proposed hip to gable loft conversion with rear dormer, 2no front roof…

    This applicationApprovedOutlineP/15142/001
  2. 2026
    31 Mar

    Construction of a single storey rear outbuilding for use of gym following the demolition of existing…

    ApprovedFull PlanningFiled alongsideP/15142/002

Source: Slough

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