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Planning application

Spring Cottage Spring Lane Cookham Dean Maidenhead SL6 6PW

Granted Windsor and Maidenhead 24/03034/CPD Cert of Lawfulness of Proposed Dev

Works: Extension Small domestic

Read from the description, not a valuation. How we read the register

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 single storey side extension is lawful.

As published by the council, reference 24/03034/CPD

Application record

Reference
24/03034/CPD
Type
Cert of Lawfulness of Proposed Dev
Status
Decided
Decision
Permitted Development
Received
11 Dec 2024
Validated
11 Dec 2024
Decided
17 Dec 2024
Ward
Bisham And Cookham
Parish
Cookham Parish
Decision by
Delegated
Postcode
SL6 6PW

Site history

Applications at this address on the Windsor and Maidenhead register

This site has had 3 applications since 2024: 3 approved, 0 refused.

  • 26/00136/FULL Granted

    Spring Cottage Spring Lane Cookham Dean Maidenhead SL6 6PW

    Part single part two storey rear extension, first floor rear balcony with glass balustrade and alterations to fenestration.

    Decided 3 Mar 2026 Full applications
  • 26/00135/NMA Granted

    Spring Cottage Spring Lane Cookham Dean Maidenhead SL6 6PW

    Non material amendments to planning permission 25/01944/FULL for 2no. additional windows to single storey rear extension.

    Decided 3 Feb 2026 Amendments

Timeline

Dates from the published record

  1. 11 Dec 2024

    Received by Windsor and Maidenhead

  2. 17 Dec 2024

    Decision issued: Permitted Development

  3. 2 Sep 2026

    Added to PlanIndex

Documents

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

11 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.

Trade members open them from here.

Open the documents

What this grant of permission means

Windsor and Maidenhead granted permission on 17 December 2024, 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 500 metres

  • Spring Cottage Spring Lane Cookham Dean Maidenhead SL6 6PW

    26/00135/NMA Submitted 20 Jan 2026 1m away

    Non material amendments to planning permission 25/01944/FULL for 2no. additional windows to single storey rear extension.

    Granted Amendments Extension Windows or glazing 5 docs
    Small domestic

  • Spring Cottage Spring Lane Cookham Dean Maidenhead SL6 6PW

    26/00136/FULL Submitted 20 Jan 2026 4m away

    Part single part two storey rear extension, first floor rear balcony with glass balustrade and alterations to fenestration.

    Granted Full applications Extension Windows or glazing 14 docs

  • Harwood Acre Spring Lane Cookham Dean Maidenhead SL6 6PW

    26/00612/FULL Submitted 9 Mar 2026 65m away

    Self build replacement dwelling, annexe ancillary to the main dwelling and alterations to hardstanding.

    Refused Full applications New dwelling 33 docs
    Domestic

  • Harwood Acre Spring Lane Cookham Dean Maidenhead SL6 6PW

    22/02981/FULL Submitted 9 Nov 2022 86m away

    Replacement of dwelling and annexe and new vehicular access.

    Withdrawn Full applications 24 docs
    Domestic

  • Harwood House Nursing Home Spring Lane Cookham Dean Maidenhead SL6 6PW

    22/01592/TPO Submitted 10 Jun 2022 185m away

    T1 - Sycamore - fell (20/1995/TPO)

    Granted Trees 9 docs

  • The Mount Spring Lane Cookham Dean Maidenhead SL6 6PW

    25/90248/PREAPP Submitted 8 Dec 2025 246m away

    82% historically approved · decision due ~3 Feb

    Planning and Listed building advice - Single storey rear side extension with glazed link, 1no. new gardeners cottage ancillary to the main dwelling, 1no. pool house, hardstanding, new piers and gate and restoring the existing glasshouse, boiler house and alterations to fenestration following demolition of existing elements.

    Awaiting decision Heritage and listed buildings Extension Demolition +1
    Small domestic

In Windsor and Maidenhead

  • 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