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Planning application

Hitachi Europe Ltd Whitebrook Park 68 Lower Cookham Road Maidenhead SL6 8YA

Refused Windsor and Maidenhead 21/02413/CLASSO Class O Permitted Development

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

Proposal

Change of use from Class E (Existing Offices) to Class C3 (Dwellinghouses) for 88no. residential units.

As published by the council, reference 21/02413/CLASSO

Application record

Reference
21/02413/CLASSO
Type
Class O Permitted Development
Status
Decided
Decision
Prior Approval Required and Refused
Received
2 Aug 2021
Validated
2 Aug 2021
Decided
4 Oct 2021
Ward
Riverside
Parish
Maidenhead Unparished
Decision by
Delegated
Postcode
SL6 8YA

Site history

Applications at this address on the Windsor and Maidenhead register

This site has had 2 applications since 2021: 1 approved, 1 refused.

  • 21/00598/DEM Granted

    Hitachi Europe Ltd Whitebrook Park 68 Lower Cookham Road Maidenhead SL6 8YA

    Prior notification for the demolition of the existing building.

    Decided 9 Apr 2021 Heritage and listed buildings

Timeline

Dates from the published record

  1. 2 Aug 2021

    Received by Windsor and Maidenhead

  2. 4 Oct 2021

    Decision issued: Prior Approval Required and Refused

  3. 2 Sep 2026

    Added to PlanIndex

Documents

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

27 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 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 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

  • Hitachi Europe Ltd Whitebrook Park 68 Lower Cookham Road Maidenhead SL6 8YA

    21/00598/DEM Submitted 1 Mar 2021 38m away

    Prior notification for the demolition of the existing building.

    Granted Heritage and listed buildings Demolition 40 docs

  • Loisach 85 Lower Cookham Road Maidenhead SL6 8JY

    24/02142/VAR Submitted 3 Sep 2024 78m away

    Variation (under Section 73) of Condition 2 (Materials) and Condition 9 (Approved Plans) to substitute those plans approved under 24/01061/FULL for Part two storey front extension, single storey rear extension, first floor side extension, 1no. rear dormer and alterations to fenestration pursuant to approval ref: 23/02595/FULL with amended plans.

    Granted Amendments Extension Loft or dormer +1 14 docs
    Small domestic

  • Loisach 85 Lower Cookham Road Maidenhead SL6 8JY

    22/03019/FULL Submitted 11 Nov 2022 78m away

    Single storey first floor side extension, single storey ground floor rear extension, attached single storey side annex, alterations to fenestration, replacement roof tiles, 2 juliet balconies and a reconstructed porch.

    Refused Full applications Extension Roofing +1 17 docs
    Small domestic

  • 91 Lower Cookham Road Maidenhead SL6 8JY

    26/02103/FULL Submitted 25 Aug 2026 83m away

    71% historically approved · decision due ~30 Oct

    Part single part two storey wrap around extension (front/side/rear) with new front entrance canopy, new roof, part raising of the ridge, loft conversion with 3no. rear dormers, 3no. rear Juliet balconies, alterations to the external finish and fenestration, and a detached garage following the demolition of the existing elements.

    Awaiting decision Full applications Extension Loft or dormer +3 14 docs

  • 91 Lower Cookham Road Maidenhead SL6 8JY

    26/00541/FULL Submitted 2 Mar 2026 84m away

    Single storey side/front extension, part single part two storey side/rear extension, alterations to roof to create 1no. front gable, 2no. rear dormers, alterations to fenestration and external finishes and 1no. outbuilding following demolition of existing elements.

    Granted Full applications Extension Loft or dormer +2 16 docs
    Small domestic

  • 91 Lower Cookham Road Maidenhead SL6 8JY

    25/03156/FULL Submitted 2 Dec 2025 84m away

    Single storey front extension, part single part two storey side/rear extension, loft conversion with 2no. rear dormers, replacement chimney, alterations to fenestration and detached double garage following the demolition of the existing garage.

    Withdrawn Full applications Extension Loft or dormer +2 7 docs
    Small domestic

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