45 Albert Street Windsor SL4 5BT

1. 15 Apr 2026

   Received by Windsor and Maidenhead

2. 20 May 2026

   Decision issued: Permitted Development

3. 25 Jul 2026

   Added to PlanIndex

Windsor and Maidenhead granted permission on 20 May 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.

• 44 Albert Street Windsor SL4 5BU

  24/02348/FULL Submitted 30 Sep 2024 50 yards away

  Single storey side/rear extension, first floor rear extension and alterations to fenestration.

  Refused Full applications Extension Windows or glazing 10 docs
  Small domestic

• 113 Clarence Road Windsor SL4 5AR

  22/00541/FULL Submitted 28 Feb 2022 50 yards away

  3no. front rooflights, hip to gable, 1no. rear dormer with Juliet balcony and a single storey rear extension.

  Granted Full applications Extension Loft or dormer 20 docs
  Small domestic

• 99 Clarence Road Windsor SL4 5AR

  22/01205/CPD Submitted 5 May 2022 50 yards away

  Certificate of lawfulness to determine whether the proposed 1no. front rooflight, rear hip to gable with Juliet balcony, 2no. side dormers and increase in chimney heights is lawful.

  Granted Lawful development Loft or dormer 7 docs

• 22 Albert Street Windsor SL4 5BU

  19/03531/FULL Submitted 18 Dec 2019 100 yards away

  Single storey rear extension and 7no. rooflights.

  Granted Full applications Extension Loft or dormer 9 docs
  Small domestic

• 18 Albert Street Windsor SL4 5BU

  20/03070/FULL Submitted 17 Nov 2020 100 yards away

  Single storey side/rear extension with alterations from flat roof to pitch roof and 2 No.additional roof lights.

  Granted Full applications Extension Loft or dormer 12 docs
  Small domestic

• 78 Albert Street Windsor SL4 5BU

  25/02853/PDXL Submitted 28 Oct 2025 100 yards away

  Single storey rear extension no greater than 3.92m in depth, 3.51m high with an eaves height of 2.41m.

  Granted Prior approval Extension 10 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