47 Cell Farm Avenue Old Windsor Windsor SL4 2PD

1. 10 Apr 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.

• 37 Cell Farm Avenue Old Windsor Windsor SL4 2PD

  21/03357/CPD Submitted 12 Nov 2021 50 yards away

  Certificate of lawfulness to determine whether the proposed single storey rear extension and alterations to fenestration is lawful.

  Granted Lawful development Extension Windows or glazing 10 docs
  Small domestic

• 23 Meadow Close Old Windsor Windsor SL4 2PB

  22/01302/FULL Submitted 16 May 2022 50 yards away

  Hip to gable to accommodate a loft conversion to include x2 front rooflights and x1 rear dormer, single storey rear extension and alteration to door on side elevation following demolition of existing garage.

  Granted Full applications Extension Loft or dormer +1 16 docs
  Small domestic

• 43 Meadow Way Old Windsor Windsor SL4 2NX

  21/02656/FULL Submitted 31 Aug 2021 50 yards away

  Single storey side/rear extension, relocation of existing front door and alteration to fenestration following demolition of existing elements.

  Granted Full applications Extension Demolition +1 10 docs
  Small domestic

• 6 Meadow Close Old Windsor Windsor SL4 2PB

  22/02799/FULL Submitted 17 Oct 2022 100 yards away

  Garage conversion, part single, part two storey rear extension, first floor front extension, 2no. front rooflights and 1no. rear dormer.

  Refused Full applications Extension Loft or dormer 10 docs

• 6 Meadow Close Old Windsor Windsor SL4 2PB

  22/03356/FULL Submitted 19 Dec 2022 100 yards away

  Garage conversion, part single, part two storey rear extension, 2no. front rooflights and 1no. rear dormer.

  Granted Full applications Extension Loft or dormer 10 docs

• 7 Meadow Close Old Windsor Windsor SL4 2PB

  22/01941/CPD Submitted 18 Jul 2022 100 yards away

  Certificate of lawfulness to determine whether the proposed x2 front rooflights and x1 rear dormer to facilitate a loft conversion and alterations to fenestration and to the rear patio doors is lawful.

  Granted Lawful development Loft or dormer Windows or glazing 8 docs

• 26/01743/CPD Refused

  1 Aston Mead Windsor SL4 5PW

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

  Received 16 Jul, published by the council 31 Jul 2026 Lawful development
• 26/01828/CPU Granted

  Concorde Park Concorde Road Maidenhead SL6 4FJ

  Certificate of lawfulness to determine whether a private hire operators licence for taxi services is lawful.

  Received 27 Jul, published by the council 24 Aug 2026 Lawful development
• 26/01853/CPU Granted

  20 Craufurd Rise Maidenhead SL6 7LS

  Certificate of lawfulness to determine whether the proposed use of a room on the ground floor as private hire operators licence is lawful.

  Received 27 Jul, published by the council 24 Aug 2026 Lawful development
• 26/01781/CPD Refused

  163 Arthur Road Windsor SL4 1RZ

  Certificate of lawfulness to determine whether the proposed rear L shaped dormer with Juliet balcony and new air source heat pump are lawful.

  Received 21 Jul, published by the council 27 Jul 2026 Lawful development
• 26/01553/CLU Granted

  64 Priors Way Maidenhead SL6 2EN

  Certificate of lawfulness to determine whether the existing use of building as self-contained residential dwelling as per details set out in Statutory Declaration is lawful.

  Received 24 Jun, published by the council 25 Jul 2026 Lawful development