16 Tangier Lane Eton Windsor SL4 6AZ

1. 30 Jul 2020

   Received by Windsor and Maidenhead

2. 4 Sep 2020

   Decision issued: Permitted Development

3. 27 Sep 2026

   Added to PlanIndex

Windsor and Maidenhead granted permission on 4 September 2020, 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.

• 15 Tangier Lane Eton Windsor SL4 6AZ

  23/01832/TCA Submitted 27 Jul 2023 50 yards away

  Holly - fell.

  Granted Trees 5 docs

• 15 Sunbury Road Eton Windsor SL4 6BA

  23/01227/CONDIT Submitted 18 May 2023 50 yards away

  Details required by Condition 3 (Materials) of Planning Permission 22/02057 for a Single storey rear extension.

  Granted Conditions Extension 5 docs
  Small domestic

• 15 Sunbury Road Eton Windsor SL4 6BA

  22/02057/FULL Submitted 27 Jul 2022 50 yards away

  Single storey rear extension.

  Granted Full applications Extension 24 docs
  Small domestic

• 13 Sunbury Road Eton Windsor SL4 6BA

  24/01738/FULL Submitted 17 Jul 2024 50 yards away

  Single storey rear extension and 2no. rear rooflights to facilitate a loft conversion following the demolition of the single storey elements

  Granted Full applications Extension Loft or dormer +1 20 docs
  Small domestic

• 13 Sunbury Road Eton Windsor SL4 6BA

  25/02201/VAR Submitted 27 Aug 2025 50 yards away

  Variation (under Section 73) of Condition 4 to substitute those plans approved under 24/01738/FULL for a Single storey rear extension and 2no. rear rooflights to facilitate a loft conversion following the demolition of the single storey elements with amended plans.

  Granted Amendments Extension Loft or dormer +1 16 docs
  Small domestic

• 13 Sunbury Road Eton Windsor SL4 6BA

  22/03198/FULL Submitted 28 Nov 2022 50 yards away

  Part single part two storey side/rear extension with undercroft, x1 rear dormer to accommodate a loft conversion and alterations to fenestration following demolition of existing element.

  Refused Full applications Extension Loft or dormer +2 15 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