Understanding planning · 13 min read
Planning application documents: what to read first
Understand planning application documents, officer reports and decision notices. Use a reading checklist, document table and worked example to inspect a case.
England · Local authority
Slough Borough Council
Planning applications.
Explore collected planning applications and decisions for Slough Borough Council. Search an address, application reference or proposal to find a record.
Collected application statistics
Collected records · All available dates1,244Searchable applications
349Recorded as pending
80%Approval rate · 725 approved or refused records
147Refused applications
578 approved · 147 refused · 48 withdrawn. Received dates in our records: 25 Apr 2025 to 2 Oct 2026. Most recent record check: 4 Oct 2026. Counts reflect the last collected status; some records may be out of date.
Local planning information
Council sources checked 14 Sept 2026Planning information Planning and building controlContact planning Planning - Council services contact detailsLocal plan Planning policyPre-application advice Pre-application advice for planning
Council contacts
- Planning enquiriesplanning@slough.gov.ukCouncil source
Contact details were found on council pages. Check the source for opening hours and which enquiries the service handles.
Conservation areas and Article 4 directions
Explore published planning boundaries and follow their source records for designation details. Coverage varies: an empty map does not mean there are no restrictions. Check the council’s current maps and documents before relying on a boundary.
Conservation areas5 mapped area records
Article 4 direction areasNo boundary records available in this collection
Interactive planning map loads with JavaScript. Dataset sources are linked below.
Download Article 4 coverage for all authorities (CSV)
Data downloaded 14 Sept 2026. Display boundaries are simplified and indicative. Map record counts are not a complete count of designations or directions.
Sources: Planning Data conservation areas and Article 4 direction areas. Contains public sector information licensed under the Open Government Licence v3.0.
More application records
- Registered applicationP/20958/000
Construction of a two storey side extension, single storey rear extension and part first floor rear extension.
62, The Cherries, Slough, SL2 5TR
Received 5 Dec 2025 - Registered applicationP/20760/003
Construction of a front extension with 1no window and door.
168, Cippenham Lane, Slough, SL1 5BA
Received 6 Jul 2026 - Registered applicationP/03387/004
Lawful development certificate for an existing loft conversation with rear dormer and 3no front roof lights
20, Alderbury Road, Slough, SL3 8DQ
Received 3 Aug 2026 - Registered applicationF/00870/011
Prior approval application for the conversion of existing first floor office (Class E) to 1no. self-contained dweling (Use Class C3).
462, Bath Road, Slough, SL1 6BB
Received 6 Nov 2025 - Registered applicationP/20993/002
Construction of a proposed single storey side extension to existing dwelling following demolition of existing garage.
31, Cockett Road, Slough, SL3 7TQ
Received 11 Sept 2026 - Registered applicationSMI/2026/6
Demolition of the existing building and structures on site, and all other associated site clearance works. Construction of two data centre buildings (Class B8) with ancillary offices, associated plant, equipment and emergency backup generators, ancillary buildings and substation with vehicular access from Thorney Lane South and emergency access route onto Hollow Hill Lane together with internal circulation areas, car and cycle parking, hard and soft landscaping and other associated works and ancillary site infrastructure.
Thorney Business Park, Thorney Lane North, Iver, Buckinghamshire
Received 12 Feb 2026 - Registered applicationP/00813/030
Retrospective planning application for the construction of a three storey extension to create 40 sq. m. additional space for production to existing building.
Lonza Biologics Plc, 228, Bath Road, Slough, SL1 4DX
Received 8 Jul 2026 - Registered applicationP/11442/013
Construction of a proposed Installation of underground and ground mounted structures to support electrical connection and communication cables with temporary construction compounds, and associated infrastructure and works.
Land between Laleham Substation (Spelthorne) and Manor Farm, Poyle Road Poyle
Received 4 Feb 2026 - Registered applicationP/19741/002
Retrospective application for the 2no. side dormers and raised roof ridge.
19, Chestnut Avenue, Slough, SL3 7DE
Received 11 Nov 2025 - Registered applicationP/13232/003
Lawful development certificate for an existing single storey rear extension
104, The Frithe, Slough, SL2 5SU
Received 8 Jun 2026 - Registered applicationP/00431/014
Lawful Development Certificate for a proposed erection of a switch house building to accommodate a new 132kV GIS (Gas Insulated Switchgear) switchboard and associated switch rooms.
Substation, Stirling Road, Slough, SL1 4ST
Received 20 May 2026 - This application was decided on 30 Mar 2026, View the decision notice for this application at Planning Search (<a Href ="https://www.sbcplanning.co.uk/decsearch.php">sbcplanning.co.uk</a>)P/20646/001
Submission of details pursuant to condition 4 (Plant Store, location of plant store and their respective noise emissions), 7 (Flood Lighting) & 8 (Plant Store, location of plant store and their respective noise emissions) of planning permission P/20646/000 dated 22/11/2024
Units E & F, Heathrow West Business Park, Langley, Slough, SL3 8XP
Received 2 Feb 2026 - Registered applicationP/21140/000
Construction of a proposed demolition of existing detached garage and erection of an annexe ancillary to the main dwellinghouse.
324, Parlaunt Road, Slough, SL3 8AX
Received 3 Sept 2026 - This application was valid on 19 Aug 2026P/15357/045
Listed Building Consent for the removal of the external ATM and installation of a stainless steel blanking plate over existing aperture.
Slough Railway Station, Atm, Brunel Way
Received 6 Aug 2026 - Registered applicationP/20090/003
Retrospective application for a change of use from C3 dwelling house to C4 HMO (6 bedroom single occupancy HMO with associated amenities)
13, Blumfield Crescent, Slough, SL1 6NL
Received 8 Dec 2025 - Registered applicationP/20654/003
Variation of condition 2 (Approved Plans) of planning application P/20654/000 dated 14/11/2024. (To allow external alterations)
50, Dennis Way, Slough, Slough, SL1 5JP
Received 7 Jan 2026 - This application was valid on 25 Jun 2026LIC/2026/1
Application for a pavement licence under the Business and Planning Act 2020 and Business and Planning Act 2020 (Pavement Licences)
The Moon & Spoon, 86, High Street, Slough, SL1 1EL
Received 25 Jun 2026 - Registered applicationP/20878/001
Lawful Development Certificate for a proposed single storey outbuilding to the rear garden.
108, Salt Hill Way, Slough, SL1 3TX
Received 7 Sept 2026 - Registered applicationP/00491/003
Lawful Development Certificate for a proposed single storey front extension to form porch, garage conversion to create habitable accommodation and loft conversion with rear dormer and hip to gable extension and two rooflights to the front elevation.
52, Upton Park, Slough, SL1 2DE
Received 21 Apr 2026 - This application was decided on 28 Sep 2026, View the decision notice for this application at Planning Search (<a Href ="https://www.sbcplanning.co.uk/decsearch.php">sbcplanning.co.uk</a>)Y/21099/002
The erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 6m, with a maximum height of 3m, and an eaves height of 3m
16, Wood Lane, Slough, SL1 9EA
Received 19 Aug 2026 - Registered applicationP/21086/000
Construction of a proposed single storey front extension to form porch and cloakroom.
16, Berners Close, Slough, SL1 5QX
Received 4 Jun 2026 - Registered applicationP/21133/000
Construction of a single storey rear extension with 1no roof lantern and loft conversion with rear dormer
124, Oatlands Drive, Slough, SL1 3HT
Received 18 Aug 2026 - Registered applicationP/20937/000
Lawful development certificate for a proposed hip to gable loft conversion with rear dormer and 2no front roof lights
51, Westlands Avenue, Slough, SL1 6AH
Received 3 Nov 2025 - This application was decided on 09 Apr 2026, View the decision notice for this application at Planning Search (<a Href ="https://www.sbcplanning.co.uk/decsearch.php">sbcplanning.co.uk</a>)Y/20199/001
The erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 6m, with a maximum height of 4m, and an eaves height of 2.99m
5, Aldin Avenue North, Slough, SL1 1RS
Received 26 Feb 2026
Records are ordered by application ID, not submission date. Use search to find a particular address or proposal.
View all applicationsResearching a proposal in Slough Borough Council
Start with the address or application reference. Open a record to read the proposal, dates and available documents, then check the official register for the latest plans and consultation details. If nothing appears, check coverage before treating the result as a complete planning history.
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What these statistics cover
These figures describe applications collected by PlanningTrack for Slough Borough Council, across all dates currently available. They are a partial dataset, rather than an authority-wide performance measure. The date range does not establish continuous historical coverage.
The approval percentage is approved records divided by approved plus refused records. Pending, withdrawn and unknown outcomes are excluded. No percentage is shown until there is an approved or refused record.
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