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Planning application

2 Grange Lane Cookham Maidenhead SL6 9RP

Refused Windsor and Maidenhead 26/00366/CPD Cert of Lawfulness of Proposed Dev

Works: Extension Demolition Windows or glazing Small domestic

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

Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.

Proposal

Certificate of lawfulness to determine whether the proposed replacement front porch, two storey rear extension, single storey side extension, 1no. rear Juliet balcony and alterations to fenestration following demolition of existing front porch and garage are lawful.

As published by the council, reference 26/00366/CPD

Application record

Reference
26/00366/CPD
Type
Cert of Lawfulness of Proposed Dev
Status
Decided
Decision
Refused As published: Refuse
Received
11 Feb 2026
Validated
11 Feb 2026
Decided
2 Apr 2026
Ward
Bisham And Cookham
Parish
Cookham Parish
Decision by
Delegated
Postcode
SL6 9RP

Site history

Applications at this address on the Windsor and Maidenhead register

This site has had 3 applications since 2025: 2 approved, 1 refused.

  • 26/00982/CPD Granted

    2 Grange Lane Cookham Maidenhead SL6 9RP

    Certificate of lawfulness to determine whether the proposed replacement front porch, two storey rear extension, single storey side extension, 1no. rear Juliet balcony and alterations to fenestration following demolition of existing front porch and garage are lawful.

    Decided 22 Apr 2026 Lawful development
  • 25/03276/PDXL Granted

    2 Grange Lane Cookham Maidenhead SL6 9RP

    Single storey rear extension no greater than 8.00m in depth, 3.60m high with an eaves height of 2.80m.

    Decided 3 Feb 2026 Prior approval

Timeline

Dates from the published record

  1. 11 Feb 2026

    Received by Windsor and Maidenhead

  2. 2 Apr 2026

    Decision issued: Refuse

  3. 25 Jul 2026

    Added to PlanIndex

Documents

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

16 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.

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What this refusal means

Windsor and Maidenhead refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. 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

  • 2 Grange Lane Cookham Maidenhead SL6 9RP

    26/00982/CPD Submitted 21 Apr 2026 0.1 miles away

    Certificate of lawfulness to determine whether the proposed replacement front porch, two storey rear extension, single storey side extension, 1no. rear Juliet balcony and alterations to fenestration following demolition of existing front porch and garage are lawful.

    Granted Lawful development Extension Demolition +1 16 docs
    Small domestic

  • 2 Grange Lane Cookham Maidenhead SL6 9RP

    25/03276/PDXL Submitted 10 Dec 2025 0.1 miles away

    Single storey rear extension no greater than 8.00m in depth, 3.60m high with an eaves height of 2.80m.

    Granted Prior approval Extension 7 docs
    Small domestic

  • 1 Grange Lane Cookham Maidenhead SL6 9RP

    26/00632/PDXL Submitted 10 Mar 2026 0.1 miles away

    Single storey rear extension no greater than 8.00m in depth, 3.50m high with an eaves height of 2.50m.

    Granted Prior approval Extension 11 docs
    Small domestic

  • 1 Grange Lane Cookham Maidenhead SL6 9RP

    26/00633/CPD Submitted 10 Mar 2026 0.1 miles away

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

    Granted Lawful development Extension 10 docs

  • 1 Grange Lane Cookham Maidenhead SL6 9RP

    26/01894/PDXL Submitted 3 Aug 2026 0.1 miles away

    1No. single storey rear extension and 1No. single storey side/rear extension no greater than 8.00m in depth, 3.50m high with an eaves height of 2.50m.

    Granted Prior approval Extension 11 docs
    Small domestic

  • 1 Grange Lane Cookham Maidenhead SL6 9RP

    26/00634/PDXL Submitted 10 Mar 2026 0.1 miles away

    2no. single storey side/rear extensions no greater than 8.00m in depth, 3.50m high with an eaves height of 2.50m following demolition of existing garage.

    Refused Prior approval Extension Demolition 11 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