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Planning application

4 Dawnay Close Ascot SL5 7PQ

Granted Windsor and Maidenhead 23/00708/FULL Full

Works: Extension Loft or dormer

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

First floor side extension with rear undercroft, 2 no. front dormers and alterations to the garage roof.

As published by the council, reference 23/00708/FULL

Application record

Reference
23/00708/FULL
Type
Full
Status
Decided
Decision
Granted As published: Application Permitted
Received
21 Mar 2023
Validated
27 Mar 2023
Decided
22 May 2023
Ward
Ascot & Sunninghill
Parish
Sunninghill And Ascot Parish
Decision by
Delegated
Postcode
SL5 7PQ

Site history

Applications at this address on the Windsor and Maidenhead register

This site has had 2 applications since 2020: 2 approved, 0 refused.

  • 20/03029/FULL Granted

    4 Dawnay Close Ascot SL5 7PQ

    Alterations to the existing annexe comprising of a new bi-fold door to the rear elevation, x2 rooflights to the side elevation and removal of the existing door and window on the side elevation.

    Decided 20 Jan 2021 Full applications

Timeline

Dates from the published record

  1. 21 Mar 2023

    Received by Windsor and Maidenhead

  2. 27 Mar 2023

    Validated

    Checked as complete and ready for consideration.

  3. 22 May 2023

    Decision issued: Application Permitted

  4. 12 Sep 2026

    Added to PlanIndex

Documents

Plans, drawings, consultee responses and the officer's report

20 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

Watch members (£5 a month) open the document list from here.

Open the documents

What this grant of permission means

Windsor and Maidenhead granted permission on 22 May 2023, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

About full applications

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 4 Dawnay Close Ascot SL5 7PQ

    20/03029/FULL Submitted 13 Nov 2020 50 yards away

    Alterations to the existing annexe comprising of a new bi-fold door to the rear elevation, x2 rooflights to the side elevation and removal of the existing door and window on the side elevation.

    Granted Full applications Loft or dormer Windows or glazing 14 docs
  • 5 Dawnay Close Ascot SL5 7PQ

    26/00430/FULL Submitted 17 Feb 2026 50 yards away

    Replacement detached outbuilding ancillary to the main dwelling following the demolition of the existing detached outbuilding.

    Granted Full applications Demolition 10 docs
    Small domestic
  • 3 Dawnay Close Ascot SL5 7PQ

    21/01515/NMA Submitted 14 May 2021 50 yards away

    Non-material amendments to planning permission 21/00111/FULL for the reduction of the South East side element to line up with first floor.

    Granted Amendments 5 docs
  • 3 Dawnay Close Ascot SL5 7PQ

    21/01086/NMA Submitted 6 Apr 2021 50 yards away

    Non material amendments to planning permission 21/00111/FULL to reduce the width of the side extension and alterations to fenestration on the front elevation.

    Granted Amendments Extension Windows or glazing 4 docs
  • Woodhaven 8 Dawnay Close Ascot SL5 7PQ

    26/02137/NMA Submitted 28 Aug 2026 50 yards away

    Non material amendments to planning permission 23/02519/FULL as per supporting document.

    Refused Amendments 7 docs
  • Woodhaven 8 Dawnay Close Ascot SL5 7PQ

    26/02329/FULL Submitted 22 Sep 2026 50 yards away

    70% historically approved · decision due ~17 Nov

    Part single part first floor side/rear extension with undercroft and a new front canopy and a single storey rear extension.

    Awaiting decision Full applications Extension 6 docs
    Small domestic

In Windsor and Maidenhead

  • 26/02029/FULL Granted

    5 Kimber Close Windsor SL4 4BJ

    Single storey rear extension.

    Received 17 Aug, published by the council 27 Aug 2026 Full applications
  • 26/01955/FULL Granted

    2 Holmlea Road Datchet Slough SL3 9HQ

    Change of use from a dwellinghouse (Use Class C3) to a children's home (Use Class C2) for up to three children, together with conversion of the garage to an office with an en-suite facilities and alterations to fenestration.

    Received 7 Aug, published by the council 27 Aug 2026 Full applications
  • 26/01121/FULL Granted

    Zain House 15 Wilton Crescent Windsor SL4 4YJ

    Single storey side/front extension, first floor extension over existing side element with 1no. Juliet balcony and 1no. Juliet balcony to existing rear elevation.

    Received 6 May, published by the council 11 Aug 2026 Full applications
  • 26/01977/FULL Granted

    9 St Marks Place Windsor SL4 3BG

    Garage conversion and alterations to fenestration.

    Received 11 Aug, published by the council 24 Aug 2026 Full applications
  • 26/01804/FULL Granted

    16 Devereux Road Windsor SL4 1JJ

    Installation of air conditioning compressor unit to the first floor side elevation.

    Received 23 Jul, published by the council 24 Aug 2026 Full applications