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

• 26/02222/CPD Refused

  52 Audley Way Ascot SL5 8EF

  Certificate of lawfulness to determine whether the proposed single storey rear extension following the removal of the existing conservatory is lawful.

  Received 8 Sep, published by the council 24 Sep 2026 Lawful development
• 26/01954/CPD Withdrawn

  Mulberry House Waltham Road Maidenhead SL6 3NH

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

  Received 7 Aug, published by the council 16 Aug 2026 Lawful development
• 26/01856/CLU Granted

  Apple Tree Cottage And Land Adjacent To Apple Tree Cottage Paley Street Maidenhead

  Certificate of lawfulness to determine whether the existing use of the land as a residential garden incidental to the main dwelling is lawful

  Received 28 Jul, published by the council 24 Aug 2026 Lawful development
• 26/02022/CPD Refused

  14 Church View White Waltham Maidenhead SL6 3JQ

  Certificate of lawfulness to determine whether the proposed 1no. rear dormer and alterations to fenestration are lawful

  Received 17 Aug, published by the council 2 Sep 2026 Lawful development
• 26/01862/CLU Granted

  Holyport Pre School Holyport Youth Club Moneyrow Green Holyport Maidenhead SL6 2NA

  Certificate of lawfulness to determine whether the existing use of the site as a pre-school is lawful.

  Received 29 Jul, published by the council 4 Aug 2026 Lawful development