30 Harcourt Road Windsor SL4 5LZ

1. 24 Jun 2026

   Received by Windsor and Maidenhead

2. 26 Jun 2026

   Validated

   Checked as complete and ready for consideration.

3. 25 Jul 2026

   Added to PlanIndex

4. 12 Aug 2026

   Decision issued: Permitted Development

Windsor and Maidenhead granted permission on 12 August 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.

• 26 Harcourt Road Windsor SL4 5NB

  23/01324/TPO Submitted 30 May 2023 50 yards away

  T1 - Oak - Crown lifting to a height of 3.5m above ground level to previous pruning points and low branches to the south and east to be cut back to leave a finished crown spread of 7m from the stem (019/2001/TPO).

  Granted Trees 7 docs

• Dedworth Manor Thames Mead Windsor SL4 5NF

  20/03187/TPO Submitted 26 Nov 2020 100 yards away

  (T1) - Ash - Prune to give a maximum of 3m clearance from adjoining building and crown lift to a maximum of 2.5m above ground level. (TPO 19 of 2001).

  Granted Trees 3 docs

• 17 Harcourt Road Windsor SL4 5NA

  23/00971/PDXL Submitted 19 Apr 2023 100 yards away

  Single storey rear extension no greater than 6.00m in depth, 3.60m high with an eaves height of 3.00m.

  Granted Prior approval Extension 7 docs
  Small domestic

• 17 Harcourt Road Windsor SL4 5NA

  23/00976/CPD Submitted 20 Apr 2023 100 yards away

  Certificate of lawfulness to determine whether the proposed loft conversion with 3 no. front rooflights, rear dormer and Juliette balcony is lawful.

  Granted Lawful development Loft or dormer 6 docs

• 14 Harcourt Road Windsor SL4 5NB

  23/00009/CPD Submitted 4 Jan 2023 100 yards away

  Certificate of lawfulness to determine whether the detached outbuilding with 2no. roof lights is lawful.

  Granted Lawful development Loft or dormer 6 docs

• 14 Harcourt Road Windsor SL4 5NB

  21/00138/CPD Submitted 19 Jan 2021 100 yards away

  Certificate of lawfulness to determine whether the proposed hip to gable, 3 No. front rooflights and rear dormer to facilitate a loft conversion is lawful.

  Granted Lawful development Loft or dormer 5 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