18 Course Road Ascot SL5 7HL

1. 1 Oct 2024

   Received by Windsor and Maidenhead

2. 2 Oct 2024

   Validated

   Checked as complete and ready for consideration.

3. 9 Oct 2024

   Decision issued: Permitted Development

4. 8 Sep 2026

   Added to PlanIndex

Windsor and Maidenhead granted permission on 9 October 2024, 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.

• 12 Course Road Ascot SL5 7HL

  21/03437/FULL Submitted 19 Nov 2021 50 yards away

  Single storey rear/side extension, x1 rear dormer and alteration to fenestration following demolition of existing element.

  Granted Full applications Extension Loft or dormer +2 19 docs
  Small domestic

• 13 Course Road Ascot SL5 7HQ

  20/03471/FULL Submitted 22 Dec 2020 50 yards away

  Single storey rear extension.

  Granted Full applications Extension 17 docs
  Small domestic

• Lilly Cottage 19 Course Road Ascot SL5 7HQ

  21/02379/CPD Submitted 2 Aug 2021 50 yards away

  Certificate of lawfulness to determine whether the proposed detached outbuilding is lawful.

  Granted Lawful development 8 docs

• Lilly Cottage 19 Course Road Ascot SL5 7HQ

  21/01315/FULL Submitted 28 Apr 2021 50 yards away

  Single storey rear extension, loft conversion to include x2 front dormers and Juliet balcony to rear elevation and alteration to neighbour access.

  Granted Full applications Extension Loft or dormer 14 docs
  Small domestic

• Lilly Cottage 19 Course Road Ascot SL5 7HQ

  20/00640/FULL Submitted 11 Mar 2020 50 yards away

  Single storey rear extension, 2no. front dormers and 1no. rear dormer.

  Granted Full applications Extension Loft or dormer 16 docs
  Small domestic

• Surrey House Course Road Ascot SL5 7HQ

  20/02309/FULL Submitted 4 Sep 2020 50 yards away

  Change of use from storage (Class B8) to a flexible use including: storage (Class B8) and/or light industrial (Class E).

  Granted Full applications 32 docs

• 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