46 Thames Crescent Maidenhead SL6 8EY

1. 5 Feb 2026

   Received by Windsor and Maidenhead

2. 17 Feb 2026

   Decision issued: Permitted Development

3. 25 Jul 2026

   Added to PlanIndex

Windsor and Maidenhead granted permission on 17 February 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.

• 25 Thames Crescent Maidenhead SL6 8EY

  22/02383/CPD Submitted 26 Aug 2022 0.1 miles away

  Certificate of lawfulness to determine whether the proposed single storey rear extension and single storey side extension is lawful

  Granted Lawful development Extension 11 docs
  Small domestic

• 25 Thames Crescent Maidenhead SL6 8EY

  21/02639/FULL Submitted 23 Aug 2021 0.1 miles away

  Two storey side extension, detached garage and drop kerb.

  Refused Full applications Extension 35 docs

• 25 Thames Crescent Maidenhead SL6 8EY

  22/03220/FULL Submitted 30 Nov 2022 0.1 miles away

  Part first floor part two storey side/rear extension, alterations to fenestration and relocation of existing kerb.

  Granted Full applications Extension Windows or glazing 28 docs

• 25 Thames Crescent Maidenhead SL6 8EY

  22/00728/CPD Submitted 17 Mar 2022 0.1 miles away

  Certificate of lawfulness to determine whether the single storey rear extension and single storey side extension is lawful

  Refused Lawful development Extension 16 docs
  Small domestic

• 18 Ashley Park Maidenhead SL6 8EZ

  26/00094/FULL Submitted 14 Jan 2026 0.1 miles away

  1no. detached outbuilding ancillary to the main dwelling.

  Withdrawn Full applications 10 docs
  Small domestic

• 18 Ashley Park Maidenhead SL6 8EZ

  26/00096/FULL Submitted 14 Jan 2026 0.1 miles away

  Detached outbuilding to be used as an office ancillary to the main dwelling.

  Withdrawn Full applications 11 docs
  Small domestic

• 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