Willow Dene The Friary Old Windsor Windsor SL4 2NS

1. 25 Nov 2021

   Received by Windsor and Maidenhead

2. 1 Dec 2021

   Validated

   Checked as complete and ready for consideration.

3. 18 Mar 2022

   Decision issued: Permitted Development

4. 16 Aug 2026

   Added to PlanIndex

Windsor and Maidenhead granted permission on 18 March 2022, 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.

• Little Curachs The Friary Old Windsor Windsor SL4 2NS

  19/02951/FULL Submitted 23 Oct 2019 15m away

  Front porch canopy and first floor front dormer.

  Granted Full applications Extension Loft or dormer 17 docs
  Small domestic

• Thames Mead The Friary Old Windsor Windsor SL4 2NS

  23/02221/CONDIT Submitted 12 Sep 2023 25m away

  Details required by Condition 7 (Biodiversity Enhancements) of Planning Permission 21/03775/FULL for a Replacement dwelling.

  Granted Conditions 10 docs
  Domestic

• Thames Mead The Friary Old Windsor Windsor SL4 2NS

  23/00693/CONDIT Submitted 20 Mar 2023 25m away

  Details required by Condition 2 (materials) of planning permission 21/03775/FULL for a replacement dwelling.

  Granted Conditions 7 docs
  Domestic

• Chapel Stile The Friary Old Windsor Windsor SL4 2NR

  19/03054/CPD Submitted 4 Nov 2019 79m away

  Certificate of lawfulness to determine whether the proposed part single part two storey rear extension is lawful.

  Refused Lawful development Extension 6 docs

• Tansley Friary Island Old Ferry Drive Wraysbury Staines TW19 5JS

  26/01815/FULL Submitted 24 Jul 2026 113m away

  71% historically approved · decision due ~18 Sep

  Part demolition of the existing ancillary outbuilding and alterations to fenestration.

  Awaiting decision Full applications Demolition Windows or glazing 17 docs

• Dunbar Friary Island Old Ferry Drive Wraysbury Staines TW19 5JS

  21/02170/FULL Submitted 13 Jul 2021 125m away

  Relocation of front entrance door with new canopy and steps, raising of the eaves and ridge to create a new first floor with x2 front dormers and x1 rear dormer and alterations to existing roof and fenestration.

  Refused Full applications Loft or dormer Windows or glazing 10 docs

• 26/00501/CPU Refused

  143 Cookham Road Maidenhead SL6 7EU

  Certificate of lawfulness to determine whether the proposed use of the dwelling as a small childrens home for up to two children and two carers is lawful.

  25 Feb 2026 Lawful development
• 26/01763/CPU Refused

  Land At The Junction of Warners Hill And Dean Lane Cookham Maidenhead

  Certificate of lawfulness to determine whether the proposed use of the land as an orchard with mobile poultry run and polytunnel is lawful.

  17 Jul 2026 Lawful development
• 26/01615/CLU Granted

  Riding Court Farm Riding Court Riding Court Road Datchet Slough SL3 9JT

  Certificate of lawfulness to determine whether the existing units 'JKL' (use class B8) used for storage and distribution; unit 'AB' (use class B8) used for hiring, maintaining, and cleaning concrete screed and machinery and 'storage yard 2' (use class B8) used for the storage of scaffolding is lawful.

  1 Jul 2026 Lawful development
• 26/01581/CLD Granted

  The George Public House The Brewhouse The Green Holyport Road Holyport Maidenhead

  Certificate of lawfulness to determine whether the existing bollard is lawful.

  26 Jun 2026 Lawful development
• 26/02117/CPD Awaiting decision

  27 Tyrell Gardens Windsor SL4 4DH

  Certificate of lawfulness to determine whether the proposed garage conversion is lawful.

  26 Aug 2026 Lawful development