20 Redwood Drive Sunningdale Ascot SL5 0LW

1. 31 Oct 2024

   Received by Windsor and Maidenhead

2. 10 Dec 2024

   Decision issued: Refuse

3. 24 Aug 2026

   Added to PlanIndex

Windsor and Maidenhead refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.

Prior approval applies where permitted development rights already grant the principle of the work, leaving the council only the specific matters the rules name, commonly within 56 days. More in our guide to planning application types.

• 16 Redwood Drive Sunningdale Ascot SL5 0LW

  21/02704/TPO Submitted 3 Sep 2021 50 yards away

  (T1) Sweet Chestnut - cut back overhanging branches to boundary (TPO 78 of 1983).

  Granted Trees 14 docs

• 16 Redwood Drive Sunningdale Ascot SL5 0LW

  24/02410/TPO Submitted 3 Oct 2024 50 yards away

  (T1) London Plane - Reduce height and spread by up to 3.5m, leaving 17m height and radial spread house side 8-9m, pruning back to growth points. (078/1983/TPO)

  Granted Trees 8 docs

• Shadow Lawn Onslow Road Sunningdale Ascot SL5 0HW

  22/01866/NMA Submitted 11 Jul 2022 100 yards away

  Non-material amendment to planning permission 22/00385/FULL for fenestration changes.

  Granted Amendments Windows or glazing 5 docs

• Shadow Lawn Onslow Road Sunningdale Ascot SL5 0HW

  22/00385/FULL Submitted 15 Feb 2022 100 yards away

  Single storey front and single storey rear extension.

  Granted Full applications Extension 10 docs
  Small domestic

• Guardians Broomfield Park Sunningdale Ascot SL5 0JS

  25/03181/CPD Submitted 4 Dec 2025 100 yards away

  Certificate of lawfulness to determine whether the proposed single storey rear extension with canopy, new flat roof and replacement of the rear window to a sliding door to the existing single storey rear element are lawful.

  Refused Lawful development Extension Windows or glazing 18 docs
  Small domestic

• Guardians Broomfield Park Sunningdale Ascot SL5 0JS

  26/00032/CPD Submitted 7 Jan 2026 100 yards away

  Certificate of lawfulness to determine whether the proposed single storey rear extension with canopy, new flat roof, replacement windows to all elevations and new render and timber boarding are lawful.

  Refused Lawful development Extension Roofing +1 17 docs
  Small domestic

• 26/02170/PDXL Granted

  15 Cell Farm Avenue Old Windsor Windsor SL4 2PD

  Single storey rear extension no greater than 5.00m in depth, 2.85m high with an eaves height of 2.85m following demolition of the existing elements.

  Received 3 Sep, published by the council 12 Sep 2026 Prior approval
• 26/02445/PDXL Awaiting decision

  Mulberry House Waltham Road Maidenhead SL6 3NH

  Single storey rear extension no greater than 7.88m in depth, 3.50m high with an eaves height of 3.00m.

  Received 7 Oct, published by the council 9 Oct 2026 Prior approval
• 26/02001/CLAMA Granted

  158 Blackamoor Lane Maidenhead SL6 8RN

  Prior approval for the change of use of the ground floor from Use Class Eg(iii) to form 8 no. x 1 bedroom flats.

  Received 13 Aug, published by the council 24 Aug 2026 Prior approval
• 26/02425/PDXL Awaiting decision

  Eton Manor 60 Eton Road Datchet Slough SL3 9AY

  Single storey rear extension no greater than 6.00m in depth, 3.00m high with an eaves height of 2.75m.

  Received 5 Oct, published by the council 9 Oct 2026 Prior approval
• 26/02007/PDXL Refused

  18 Bradshaw Close Windsor SL4 5PS

  Single storey rear extension no greater than 3.60m in depth, 3.77m high with an eaves height of 2.43m.

  Received 13 Aug, published by the council 24 Aug 2026 Prior approval