55 Hilltop Close Ascot SL5 7QT

1. 4 Feb 2026

   Received by Windsor and Maidenhead

2. 5 Feb 2026

   Validated

   Checked as complete and ready for consideration.

3. 2 Apr 2026

   Decision issued: Application Permitted

4. 25 Jul 2026

   Added to PlanIndex

Windsor and Maidenhead granted permission on 2 April 2026, 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.

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

• 53 Hilltop Close Ascot SL5 7QT

  20/02446/FULL Submitted 21 Sep 2020 50 yards away

  Single storey front extension, part single part two storey rear extension and alterations to fenestration.

  Granted Full applications Extension Windows or glazing 22 docs
  Small domestic

• 5 Hilltop Close Ascot SL5 7QT

  26/00678/CPD Submitted 16 Mar 2026 50 yards away

  Certificate of lawfulness to determine whether the proposed single storey side extension to the existing outbuilding is lawful.

  Refused Lawful development Extension 8 docs
  Small domestic

• 56 Hilltop Close Ascot SL5 7QU

  21/00335/FULL Submitted 5 Feb 2021 50 yards away

  Single storey side/front extension and alterations to front entrance to include canopy following demolition of existing conservatory.

  Granted Full applications Extension Demolition 10 docs
  Small domestic

• 43 And 45 Hilltop Close Ascot

  23/00586/FULL Submitted 7 Mar 2023 50 yards away

  First floor rear extension with 1no. Juliette balcony at 43 Hilltop Close. Two storey rear extension with 1no. Juliette balcony and 1no. rooflight following demolition of existing elements at 45 Hilltop Close.

  Refused Full applications Extension Loft or dormer +1 9 docs

• 8 Hilltop Close Ascot SL5 7QU

  23/01463/FULL Submitted 15 Jun 2023 100 yards away

  Single storey side extension

  Granted Full applications Extension 10 docs
  Small domestic

• 48 Hilltop Close Ascot SL5 7QU

  26/00836/FULL Submitted 31 Mar 2026 100 yards away

  Single storey rear extension and alteration to fenestration following demolition of existing outbuilding (Retrospective)

  Granted Full applications Extension Demolition +1 8 docs
  Small domestic

• 26/01743/CPD Refused

  1 Aston Mead Windsor SL4 5PW

  Certificate of lawfulness to determine whether the proposed replacement single storey rear extension is lawful.

  Received 16 Jul, published by the council 31 Jul 2026 Lawful development
• 26/01828/CPU Granted

  Concorde Park Concorde Road Maidenhead SL6 4FJ

  Certificate of lawfulness to determine whether a private hire operators licence for taxi services is lawful.

  Received 27 Jul, published by the council 24 Aug 2026 Lawful development
• 26/01853/CPU Granted

  20 Craufurd Rise Maidenhead SL6 7LS

  Certificate of lawfulness to determine whether the proposed use of a room on the ground floor as private hire operators licence is lawful.

  Received 27 Jul, published by the council 24 Aug 2026 Lawful development
• 26/01781/CPD Refused

  163 Arthur Road Windsor SL4 1RZ

  Certificate of lawfulness to determine whether the proposed rear L shaped dormer with Juliet balcony and new air source heat pump are lawful.

  Received 21 Jul, published by the council 27 Jul 2026 Lawful development
• 26/01553/CLU Granted

  64 Priors Way Maidenhead SL6 2EN

  Certificate of lawfulness to determine whether the existing use of building as self-contained residential dwelling as per details set out in Statutory Declaration is lawful.

  Received 24 Jun, published by the council 25 Jul 2026 Lawful development