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Planning application

MSL House 5 - 7 High Street Sunninghill Ascot

Granted Windsor and Maidenhead 21/00907/CLASSO Class O Permitted Development

Works: New dwelling Several homes

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 of first floor from Office to Residential to provide 5 flats.

As published by the council, reference 21/00907/CLASSO

Application record

Reference
21/00907/CLASSO
Type
Class O Permitted Development
Status
Decided
Decision
Granted As published: Prior Approval Required and Granted
Received
17 Mar 2021
Validated
22 Mar 2021
Decided
17 May 2021
Ward
Ascot & Sunninghill
Parish
Sunninghill And Ascot Parish
Decision by
Delegated

Site history

Applications at this address on the Windsor and Maidenhead register

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

  • 22/01243/FULL Granted

    MSL House 5 - 7 High Street Sunninghill Ascot

    Replacement roof with raised ridge, x5 front dormers, x6 rear dormers and alterations to fenestration to create x4 one bedroom apartments with bin and bicycle storage.

    Decided 3 Feb 2023 Full applications
  • 21/01843/FULL Refused

    MSL House 5 - 7 High Street Sunninghill Ascot

    Replacement roof with raised ridge, x5 front dormers and x6 rear dormers to create x4 one bedroom apartments with bin and bicycle storage.

    Decided 15 Sep 2021 Full applications
  • 21/01755/CONDIT Granted

    MSL House 5 - 7 High Street Sunninghill Ascot

    Details required by conditions 2 (parking), 3 (cycle provision) and 4 (refuse storage) of application 21/00907/CLASSO for change of use of first floor from Office to Residential to provide 5 flats.

    Decided 17 Aug 2022 Conditions
  • 21/01738/HABREG Granted

    MSL House 5 - 7 High Street Sunninghill Ascot

    Approval under regulation 77 of the Conservation (Natural Habitats etc.) Regulations 2017 for application 21/00907/CLASSO Change of use of first floor from Office to Residential to provide 5 flats.

    Decided 16 Feb 2022

Timeline

Dates from the published record

  1. 17 Mar 2021

    Received by Windsor and Maidenhead

  2. 22 Mar 2021

    Validated

    Checked as complete and ready for consideration.

  3. 17 May 2021

    Decision issued: Prior Approval Required and Granted

  4. 3 Sep 2026

    Added to PlanIndex

Cases linked to this one on the register

2 later applications on the register refer to this one:

  • 21/01755/CONDIT Granted

    MSL House 5 - 7 High Street Sunninghill Ascot

    Details required by conditions 2 (parking), 3 (cycle provision) and 4 (refuse storage) of application 21/00907/CLASSO for change of use of first floor from Office to Residential to provide 5 flats.

    Decided 17 Aug 2022 Conditions
  • 21/01738/HABREG Granted

    MSL House 5 - 7 High Street Sunninghill Ascot

    Approval under regulation 77 of the Conservation (Natural Habitats etc.) Regulations 2017 for application 21/00907/CLASSO Change of use of first floor from Office to Residential to provide 5 flats.

    Decided 16 Feb 2022

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.

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 17 May 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 0.3 miles

  • MSL House 5 - 7 High Street Sunninghill Ascot

    21/01755/CONDIT Submitted 7 Jun 2021 50 yards away

    Details required by conditions 2 (parking), 3 (cycle provision) and 4 (refuse storage) of application 21/00907/CLASSO for change of use of first floor from Office to Residential to provide 5 flats.

    Granted Conditions New dwelling 10 docs
    Several homes

  • MSL House 5 - 7 High Street Sunninghill Ascot

    21/01738/HABREG Submitted 3 Jun 2021 50 yards away

    Approval under regulation 77 of the Conservation (Natural Habitats etc.) Regulations 2017 for application 21/00907/CLASSO Change of use of first floor from Office to Residential to provide 5 flats.

    Granted New dwelling 5 docs
    Several homes

  • MSL House 5 - 7 High Street Sunninghill Ascot

    21/01843/FULL Submitted 11 Jun 2021 50 yards away

    Replacement roof with raised ridge, x5 front dormers and x6 rear dormers to create x4 one bedroom apartments with bin and bicycle storage.

    Refused Full applications New dwelling Loft or dormer +1 44 docs

  • MSL House 5 - 7 High Street Sunninghill Ascot

    22/01243/FULL Submitted 9 May 2022 50 yards away

    Replacement roof with raised ridge, x5 front dormers, x6 rear dormers and alterations to fenestration to create x4 one bedroom apartments with bin and bicycle storage.

    Granted Full applications New dwelling Loft or dormer +2 31 docs

  • OneStop 1 - 3 High Street Sunninghill Ascot SL5 9NQ

    19/03485/CONDIT Submitted 13 Dec 2019 50 yards away

    Details required by condition 5 (acoustics) of planning permission 19/00897 for change of use of part first floor from (D1) (Chiropractor) and (B1a) (Office) to (C3) (2 bedroom apartment) with associated bin/cycle store and additional parking

    Granted Conditions 5 docs

  • OneStop 1 - 3 High Street Sunninghill Ascot SL5 9NQ

    20/00597/CONDIT Submitted 6 Mar 2020 50 yards away

    Details required by condition 2 (parking) 3 (cycle parking) 4 (refuse storage) of planning permission 19/00897 for change of use of part first floor from (D1) (Chiropractor) and (B1a) (Office) to (C3) (2 bedroom apartment) with associated bin/cycle store and additional parking

    Granted Conditions 7 docs

In Windsor and Maidenhead

  • 26/02170/PDXL Granted

    15 Cell Farm Avenue Old Windsor Windsor SL4 2PD

    Single storey rear extension no greater than 5.00m in depth, 2.85m high with an eaves height of 2.85m following demolition of the existing elements.

    Received 3 Sep, published by the council 12 Sep 2026 Prior approval
  • 26/02445/PDXL Awaiting decision

    Mulberry House Waltham Road Maidenhead SL6 3NH

    Single storey rear extension no greater than 7.88m in depth, 3.50m high with an eaves height of 3.00m.

    Received 7 Oct, published by the council 9 Oct 2026 Prior approval
  • 26/02001/CLAMA Granted

    158 Blackamoor Lane Maidenhead SL6 8RN

    Prior approval for the change of use of the ground floor from Use Class Eg(iii) to form 8 no. x 1 bedroom flats.

    Received 13 Aug, published by the council 24 Aug 2026 Prior approval
  • 26/02425/PDXL Awaiting decision

    Eton Manor 60 Eton Road Datchet Slough SL3 9AY

    Single storey rear extension no greater than 6.00m in depth, 3.00m high with an eaves height of 2.75m.

    Received 5 Oct, published by the council 9 Oct 2026 Prior approval
  • 26/02007/PDXL Refused

    18 Bradshaw Close Windsor SL4 5PS

    Single storey rear extension no greater than 3.60m in depth, 3.77m high with an eaves height of 2.43m.

    Received 13 Aug, published by the council 24 Aug 2026 Prior approval