7 Alwyn Road Maidenhead SL6 5EG

1. 15 May 2026

   Received by Windsor and Maidenhead

2. 4 Jun 2026

   Decision issued: Permitted Development

3. 25 Jul 2026

   Added to PlanIndex

Windsor and Maidenhead granted permission on 4 June 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.

• 5 Alwyn Road Maidenhead SL6 5EG

  20/03405/FULL Submitted 15 Dec 2020 50 yards away

  Single storey rear extension following demolition of existing elements.

  Granted Full applications Extension Demolition 9 docs
  Small domestic

• 25 Alwyn Road Maidenhead SL6 5EG

  26/01855/FULL Submitted 28 Jul 2026 50 yards away

  First floor side/rear extension and alterations to fenestration.

  Granted Full applications Extension Windows or glazing 11 docs

• 121A Courthouse Road Maidenhead SL6 6HY

  21/01402/FULL Submitted 6 May 2021 100 yards away

  Part single, part two storey, part first floor side/rear extension with side undercroft.

  Granted Full applications Extension 10 docs

• 31 Alwyn Road Maidenhead SL6 5EG

  23/01624/NMA Submitted 4 Jul 2023 100 yards away

  Non material amendments to planning permission 23/00991/FULL for the relocation of the entrance door.

  Granted Amendments 5 docs

• 31 Alwyn Road Maidenhead SL6 5EG

  26/01148/NMA Submitted 8 May 2026 100 yards away

  Non material amendments to planning permission 23/00991/FULL for 3no. ground floor windows to the side elevation and repositioning of the door.

  Granted Amendments Windows or glazing 5 docs

• 31 Alwyn Road Maidenhead SL6 5EG

  23/00991/FULL Submitted 21 Apr 2023 100 yards away

  Relocation of front entrance door, 1no new canopy, single storey rear extension and alterations to fenestration following demolition of existing element.

  Granted Full applications Extension Demolition +1 9 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• 26/01954/CPD Withdrawn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