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Planning application

The Regus Group Gainsborough House 59 - 60 Thames Street Windsor SL4 1TX

Granted Windsor and Maidenhead 21/01565/CLASSO Class O Permitted Development

Works: New dwelling Major scheme

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

Change of use from Offices to C3 Residential to provide 24 flats.

As published by the council, reference 21/01565/CLASSO

Application record

Reference
21/01565/CLASSO
Type
Class O Permitted Development
Status
Decided
Decision
Prior Approval Required and Granted
Received
17 May 2021
Validated
17 May 2021
Decided
12 Jul 2021
Ward
Eton And Castle
Parish
Windsor Unparished
Decision by
Delegated
Postcode
SL4 1TX

Site history

Applications at this address on the Windsor and Maidenhead register

This site has had 5 applications since 2021: 4 approved, 1 refused.

  • 26/00343/CPU Granted

    The Regus Group Gainsborough House 59 - 60 Thames Street Windsor SL4 1TX

    Certificate of lawfulness to determine whether the proposed use of Office 311 to operate as a virtual private hire company is lawful.

    Decided 26 Feb 2026 Lawful development
  • 24/02289/CPU Refused

    The Regus Group Gainsborough House 59 - 60 Thames Street Windsor SL4 1TX

    Certificate of lawfulness to determine whether the proposed private hire operators license for an office is lawful.

    Decided 18 Oct 2024 Lawful development
  • 22/02399/CPU Granted

    The Regus Group Gainsborough House 59 - 60 Thames Street Windsor SL4 1TX

    Certificate of lawfulness to determine whether the proposed virtual office use of the premises to facilitate a private hire company operation is lawful.

    Decided 17 Nov 2022 Lawful development
  • 22/01414/CPU Granted

    The Regus Group Gainsborough House 59 - 60 Thames Street Windsor SL4 1TX

    Certificate of lawfulness to determine whether the proposed use of the ground floor G12 to operate as a private hire company is lawful.

    Decided 18 Jul 2022 Lawful development

Timeline

Dates from the published record

  1. 17 May 2021

    Received by Windsor and Maidenhead

  2. 12 Jul 2021

    Decision issued: Prior Approval Required and Granted

  3. 3 Sep 2026

    Added to PlanIndex

Documents

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

42 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 12 July 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

  • The Regus Group Gainsborough House 59 - 60 Thames Street Windsor SL4 1TX

    26/00343/CPU Submitted 9 Feb 2026 0m away

    Certificate of lawfulness to determine whether the proposed use of Office 311 to operate as a virtual private hire company is lawful.

    Granted Lawful development 6 docs
  • The Regus Group Gainsborough House 59 - 60 Thames Street Windsor SL4 1TX

    24/02289/CPU Submitted 20 Sep 2024 0m away

    Certificate of lawfulness to determine whether the proposed private hire operators license for an office is lawful.

    Refused Lawful development 6 docs
  • The Regus Group Gainsborough House 59 - 60 Thames Street Windsor SL4 1TX

    22/02399/CPU Submitted 31 Aug 2022 0m away

    Certificate of lawfulness to determine whether the proposed virtual office use of the premises to facilitate a private hire company operation is lawful.

    Granted Lawful development 11 docs
  • The Regus Group Gainsborough House 59 - 60 Thames Street Windsor SL4 1TX

    22/01414/CPU Submitted 24 May 2022 2m away

    Certificate of lawfulness to determine whether the proposed use of the ground floor G12 to operate as a private hire company is lawful.

    Granted Lawful development 6 docs
  • 5 Datchet Road Windsor SL4 1QB

    21/02232/FULL Submitted 20 Jul 2021 23m away

    Change the colour of the front elevation, replacement windows, new lights to either side of the shop front, new signage to the front elevation and new wall-mounted planters to the underside of the shop window on the front elevation - part retrospective.

    Granted Full applications Windows or glazing 12 docs
  • Bel And Dragon 1 Datchet Road Windsor SL4 1QB

    26/00751/LBC Submitted 23 Mar 2026 27m away

    Consent for the demolition of internal walls and timber posts, replacement of timber floor joists, and new structural interventions to support new openings.

    Withdrawn Heritage and listed buildings Demolition 14 docs

In Windsor and Maidenhead

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    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