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Planning application

153 Courthouse Road Maidenhead SL6 6HY

Granted Windsor and Maidenhead 26/00453/CPD Cert of Lawfulness of Proposed Dev

Works: Loft or dormer

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Certificate of lawfulness to determine whether the proposed 2no. front rooflights, hip to gable and 1no. rear dormer following the removal of the existing first floor rear element is lawful.

As published by the council, reference 26/00453/CPD

Application record

Reference
26/00453/CPD
Type
Cert of Lawfulness of Proposed Dev
Status
Decided
Decision
Granted As published: Permitted Development
Received
20 Feb 2026
Validated
20 Feb 2026
Decided
16 Apr 2026
Ward
Pinkneys Green
Parish
Maidenhead Unparished
Decision by
Delegated
Postcode
SL6 6HY

Site history

Applications at this address on the Windsor and Maidenhead register

This site has had 2 applications since 2026: 2 approved, 0 refused.

  • 26/00452/PDXL Granted

    153 Courthouse Road Maidenhead SL6 6HY

    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.

    Decided 15 Apr 2026 Prior approval

Timeline

Dates from the published record

  1. 20 Feb 2026

    Received by Windsor and Maidenhead

  2. 16 Apr 2026

    Decision issued: Permitted Development

  3. 25 Jul 2026

    Added to PlanIndex

Documents

Plans, drawings, consultee responses and the officer's report

7 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

Watch members (£5 a month) open the document list from here.

Open the documents

What this grant of permission means

Windsor and Maidenhead granted permission on 16 April 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.

About lawful development applications

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.

Nearby applications

Within 0.3 miles

  • 153 Courthouse Road Maidenhead SL6 6HY

    26/00452/PDXL Submitted 20 Feb 2026 50 yards 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
  • 151 Courthouse Road Maidenhead SL6 6HY

    26/00023/CPU Submitted 7 Jan 2026 50 yards away

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

    Granted Lawful development 7 docs
  • 159 Courthouse Road Maidenhead SL6 6HY

    23/00355/FULL Submitted 9 Feb 2023 50 yards away

    First floor rear extension, hip to gable, 1no. rear dormer and alterations to fenestration.

    Refused Full applications Extension Loft or dormer +1 15 docs
  • 165 Courthouse Road Maidenhead SL6 6HX

    22/01209/NMA Submitted 5 May 2022 50 yards away

    Non material amendments to planning permission 20/01943/FULL for an increase in depth to the single storey rear extension.

    Refused Amendments Extension 6 docs
    Small domestic
  • 165 Courthouse Road Maidenhead SL6 6HX

    22/01438/FULL Submitted 27 May 2022 50 yards away

    Part garage conversion and alterations to the existing single storey rear element comprising of; single storey side/rear extension, raising of the eaves, new parapet wall, new flat roof and x1 roof lantern and alterations to fenestration and to external finishes, following removal of the existing part pitched roof and bay window to the existing single storey rear element.

    Granted Full applications Extension Windows or glazing 12 docs
    Small domestic
  • 173 Courthouse Road Maidenhead SL6 6HX

    23/01552/FULL Submitted 26 Jun 2023 100 yards away

    Single storey front extension, two storey side/rear extension, relocated side gate and fence, alterations to fenestration and external finish, following the demolition of existing elements.

    Granted Full applications Extension Demolition +1 7 docs
    Small domestic

In Windsor and Maidenhead

  • 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