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Planning application

Malvern House 14 - 18 Bell Street Maidenhead SL6 1BR

Granted Windsor and Maidenhead 26/00956/CPD Cert of Lawfulness of Proposed Dev

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

Proposal

Certificate of lawfulness to determine whether internal alterations to create additional office floorspace at ground floor level of the existing office building is lawful.

As published by the council, reference 26/00956/CPD

Application record

Reference
26/00956/CPD
Type
Cert of Lawfulness of Proposed Dev
Status
Decided
Decision
Granted As published: Permitted Development
Received
17 Apr 2026
Validated
17 Apr 2026
Decided
10 Jun 2026
Ward
St Marys
Parish
Maidenhead Unparished
Decision by
Delegated
Postcode
SL6 1BR

Site history

Applications at this address on the Windsor and Maidenhead register

This site has had 4 applications since 2019: 3 approved, 1 refused.

  • 26/00102/CPD Refused

    Malvern House 14 - 18 Bell Street Maidenhead SL6 1BR

    Certificate of lawfulness to determine whether internal alterations to the existing car park to create additional office floorspace at ground floor level of the existing office building is lawful.

    Decided 16 Apr 2026 Lawful development
  • 21/00055/CONDIT Granted

    Malvern House 14 - 18 Bell Street Maidenhead SL6 1BR

    Details required by condition 3 (construction environmental management plan) of planning permission 19/03464/FULL for alterations to the existing basement car park with extension of the core to create shower and changing facilities, new cycle spaces and new electronic vehicular charging points. New waterproofing overcoat to the existing asphalt, new pre-planted screened fence to the existing bin store, new external seating area with planting, slatted fence and pre-planted screened fence, new hard standing, replacement of the external canopy and entrance doors, new cladding, new render, new HVAC system, lighting and electrical installation.

    Decided 5 Mar 2021 Conditions
  • 19/03464/FULL Granted

    Malvern House 14 - 18 Bell Street Maidenhead SL6 1BR

    Alterations to the existing basement car park with extension of the core to create shower and changing facilities, new cycle spaces and new electronic vehicular charging points. New waterproofing overcoat to the existing asphalt, new pre-planted screened fence to the existing bin store, new external seating area with planting, slatted fence and pre-planted screened fence, new hard standing, replacement of the external canopy and entrance doors, new cladding, new render, new HVAC system, lighting and electrical installation.

    Decided 17 Feb 2020 Full applications

Timeline

Dates from the published record

  1. 17 Apr 2026

    Received by Windsor and Maidenhead

  2. 10 Jun 2026

    Decision issued: Permitted Development

  3. 25 Jul 2026

    Added to PlanIndex

Documents

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

15 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 10 June 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

  • Malvern House 14 - 18 Bell Street Maidenhead SL6 1BR

    21/00055/CONDIT Submitted 11 Jan 2021 50 yards away

    Details required by condition 3 (construction environmental management plan) of planning permission 19/03464/FULL for alterations to the existing basement car park with extension of the core to create shower and changing facilities, new cycle spaces and new electronic vehicular charging points. New waterproofing overcoat to the existing asphalt, new pre-planted screened fence to the existing bin store, new external seating area with planting, slatted fence and pre-planted screened fence, new hard standing, replacement of the external canopy and entrance doors, new cladding, new render, new HVAC system, lighting and electrical installation.

    Granted Conditions Extension 7 docs
    Small domestic
  • Malvern House 14 - 18 Bell Street Maidenhead SL6 1BR

    19/03464/FULL Submitted 12 Dec 2019 50 yards away

    Alterations to the existing basement car park with extension of the core to create shower and changing facilities, new cycle spaces and new electronic vehicular charging points. New waterproofing overcoat to the existing asphalt, new pre-planted screened fence to the existing bin store, new external seating area with planting, slatted fence and pre-planted screened fence, new hard standing, replacement of the external canopy and entrance doors, new cladding, new render, new HVAC system, lighting and electrical installation.

    Granted Full applications Extension 31 docs
    Small domestic
  • Malvern House 14 - 18 Bell Street Maidenhead SL6 1BR

    26/00102/CPD Submitted 15 Jan 2026 50 yards away

    Certificate of lawfulness to determine whether internal alterations to the existing car park to create additional office floorspace at ground floor level of the existing office building is lawful.

    Refused Lawful development 10 docs
  • 26 Bell Street Maidenhead SL6 1BR

    22/00035/FULL Submitted 10 Jan 2022 50 yards away

    Single storey rear extension.

    Granted Full applications Extension 7 docs
    Small domestic
  • 32 Bell Street Maidenhead SL6 1BR

    26/00332/CLD Submitted 9 Feb 2026 50 yards away

    Certificate of lawfulness to determine whether the change of use of the dwelling house (Use Class C3) to a six person HMO (Use Class C4) with reinstatement of chimney, installation of 1no. front rooflight and erection of 1no. rear L shaped dormer is lawful.

    Granted Lawful development Loft or dormer 11 docs
    Domestic
  • Regus Management 1 Bell Street Maidenhead SL6 1BU

    21/00873/CPU Submitted 19 Mar 2021 50 yards away

    Certificate of lawfulness to determine whether the proposed use of part ground floor to operate as a private hire company is lawful.

    Granted Lawful development 6 docs

In Windsor and Maidenhead

  • 26/02222/CPD Refused

    52 Audley Way Ascot SL5 8EF

    Certificate of lawfulness to determine whether the proposed single storey rear extension following the removal of the existing conservatory is lawful.

    Received 8 Sep, published by the council 24 Sep 2026 Lawful development
  • 26/01954/CPD Withdrawn

    Mulberry House Waltham Road Maidenhead SL6 3NH

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

    Received 7 Aug, published by the council 16 Aug 2026 Lawful development
  • 26/01856/CLU Granted

    Apple Tree Cottage And Land Adjacent To Apple Tree Cottage Paley Street Maidenhead

    Certificate of lawfulness to determine whether the existing use of the land as a residential garden incidental to the main dwelling is lawful

    Received 28 Jul, published by the council 24 Aug 2026 Lawful development
  • 26/02022/CPD Refused

    14 Church View White Waltham Maidenhead SL6 3JQ

    Certificate of lawfulness to determine whether the proposed 1no. rear dormer and alterations to fenestration are lawful

    Received 17 Aug, published by the council 2 Sep 2026 Lawful development
  • 26/01862/CLU Granted

    Holyport Pre School Holyport Youth Club Moneyrow Green Holyport Maidenhead SL6 2NA

    Certificate of lawfulness to determine whether the existing use of the site as a pre-school is lawful.

    Received 29 Jul, published by the council 4 Aug 2026 Lawful development