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Planning application

Hanson UK Hanson House 14 Castle Hill Maidenhead SL6 4JJ

Granted Windsor and Maidenhead 21/02414/CLASSO Class O Permitted Development

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

Proposal

Change of use from office (Use Class E(g)(i)) to form 20no. residential units comprising 15no. studios and 5no. one bedroom units (Use Class C3).

As published by the council, reference 21/02414/CLASSO

Application record

Reference
21/02414/CLASSO
Type
Class O Permitted Development
Status
Decided
Decision
Prior Approval Not Required
Received
2 Aug 2021
Validated
6 Aug 2021
Decided
4 Nov 2021
Ward
St Marys
Parish
Maidenhead Unparished
Decision by
Delegated
Postcode
SL6 4JJ

Site history

Applications at this address on the Windsor and Maidenhead register

This site has had 2 applications since 2021: 2 approved, 0 refused.

  • 23/02124/FULL Granted

    Hanson UK Hanson House 14 Castle Hill Maidenhead SL6 4JJ

    Replacement of the existing stone archway and steel mesh screening/gate with brickwork piers and horizontal slat composite fencing system, replacement of the existing glass block and steel mesh infills to all perimeter elevations of ground floor under croft car park with new aluminium extruded louvres, replacement of the existing ground floor northern staircase fire exit door with a glazed access door, replacement roller shutter door, installation of PV panels and a new air handling unit to the roof and illuminated brise soleil aerofoil panels to the glass block stairwells.

    Decided 31 Oct 2023 Full applications

Timeline

Dates from the published record

  1. 2 Aug 2021

    Received by Windsor and Maidenhead

  2. 6 Aug 2021

    Validated

    Checked as complete and ready for consideration.

  3. 4 Nov 2021

    Decision issued: Prior Approval Not Required

  4. 2 Sep 2026

    Added to PlanIndex

Documents

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

32 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 4 November 2021, 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 prior approval applications

Prior approval applies where permitted development rights already grant the principle of the work, leaving the council only the specific matters the rules name, commonly within 56 days. More in our guide to planning application types.

Nearby applications

Within 500 metres

  • Hanson UK Hanson House 14 Castle Hill Maidenhead SL6 4JJ

    23/02124/FULL Submitted 30 Aug 2023 6m away

    Replacement of the existing stone archway and steel mesh screening/gate with brickwork piers and horizontal slat composite fencing system, replacement of the existing glass block and steel mesh infills to all perimeter elevations of ground floor under croft car park with new aluminium extruded louvres, replacement of the existing ground floor northern staircase fire exit door with a glazed access door, replacement roller shutter door, installation of PV panels and a new air handling unit to the roof and illuminated brise soleil aerofoil panels to the glass block stairwells.

    Granted Full applications Windows or glazing 29 docs

  • 16 Castle Hill Maidenhead SL6 4JJ

    26/00649/LBC Submitted 11 Mar 2026 35m away

    Consent for a single storey side/rear extension following demolition of existing side/rear element.

    Granted Heritage and listed buildings Extension Demolition 17 docs
    Small domestic

  • 16 Castle Hill Maidenhead SL6 4JJ

    26/00648/FULL Submitted 11 Mar 2026 35m away

    Single storey side/rear extension following demolition of existing side/rear element.

    Granted Full applications Extension Demolition 18 docs
    Small domestic

  • The Coach House 11 Castle Hill Maidenhead SL6 4AA

    23/02466/TCA Submitted 6 Oct 2023 38m away

    (T1) Mature Holm Oak - Refer to specification plan.

    Granted Trees 6 docs

  • 16 Castle Hill Maidenhead SL6 4JJ

    23/00313/FULL Submitted 6 Feb 2023 39m away

    New garage and 1no additional parking spaces with enclosure following the demolition of the existing garage.

    Withdrawn Full applications Demolition 17 docs

  • 24 Castle Hill Maidenhead SL6 4JJ

    21/02885/TCA Submitted 24 Sep 2021 69m away

    T1 Eucalyptus - form 6 overhanging branches into pollard knuckles to leave 50-100mm stubs.

    Granted Trees 7 docs

In Windsor and Maidenhead

  • 26/01912/PDXL Granted

    Fourwinds 2 Green Lane Ascot SL5 7QJ

    Single storey rear extension no greater than 7.46m in depth, 3.20m high with an eaves height of 2.45m.

    3 Aug 2026 Prior approval
  • 26/01831/PDXL Granted

    1 Bell View Windsor SL4 4ET

    Single storey rear extension no greater than 4.30m in depth, 2.80m high with an eaves height of 2.50m.

    27 Jul 2026 Prior approval
  • 26/01894/PDXL Granted

    1 Grange Lane Cookham Maidenhead SL6 9RP

    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.

    3 Aug 2026 Prior approval
  • 26/01822/PDXL Granted

    Highwood Corner Grubwood Lane Cookham Maidenhead SL6 9UB

    Single storey side/rear extension no greater than 8.00m in depth, 4.00m high with an eaves height of 3.80m.

    24 Jul 2026 Prior approval
  • 26/01846/PDXL Granted

    24 New Road Datchet Slough SL3 9JB

    Single storey rear extension no greater than 4.00m in depth, 3.20m high with an eaves height of 3.00m.

    27 Jul 2026 Prior approval