133 Courthouse Road Maidenhead SL6 6HY

1. 27 Apr 2022

   Received by Windsor and Maidenhead

2. 21 Jun 2022

   Decision issued: Permitted Development

3. 4 Aug 2026

   Added to PlanIndex

Windsor and Maidenhead granted permission on 21 June 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.

• 129A Courthouse Road Maidenhead SL6 6HY

  21/03464/FULL Submitted 23 Nov 2021 24m away

  Two storey side extension and alteration to fenestration.

  Granted Full applications Extension Windows or glazing 7 docs

• 121A Courthouse Road Maidenhead SL6 6HY

  21/01402/FULL Submitted 6 May 2021 48m away

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

  Granted Full applications Extension 10 docs

• 62 Ashcroft Road Maidenhead SL6 6JF

  19/02956/FULL Submitted 23 Oct 2019 80m away

  Single storey side/rear extension to form Annex.

  Granted Full applications Extension 10 docs
  Small domestic

• 7 Alwyn Road Maidenhead SL6 5EG

  26/01235/CPD Submitted 15 May 2026 114m away

  Certificate of lawfulness to determine whether the proposed 2no. front rooflights, 1no. rear dormer with Juliet balcony and 1no. detached outbuilding incidental to the main dwelling are lawful.

  Granted Lawful development Loft or dormer 9 docs
  Small domestic

• 151 Courthouse Road Maidenhead SL6 6HY

  26/00023/CPU Submitted 7 Jan 2026 128m away

  Certificate of lawfulness to determine whether a private hire operator's licence for a virtual office is lawful.

  Granted Lawful development 7 docs

• 153 Courthouse Road Maidenhead SL6 6HY

  26/00452/PDXL Submitted 20 Feb 2026 137m away

  Single storey rear extension no greater than 6.00m in depth, 3.50m high with an eaves height of 3.00m, alterations to the existing roof, external finish and fenestration and removal of the existing 2no. rear dormers, single storey rear extension and detached garage.

  Granted Prior approval Extension Loft or dormer +1 9 docs
  Small domestic

• 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