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Planning application

Silver Birches St Marys Road Ascot SL5 9JE

Awaiting decision Windsor and Maidenhead 26/01792/VAR Variation Under Reg 73

Works: Extension Loft or dormer Demolition Windows or glazing Small domestic

Read from the description, not a valuation. How we read the register

Relates to 26/00205/FULL

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Variation (under Section 73) of Condition 9 (Approved Plans) to substitute those plans approved under 26/00205/FULL for a raised ridge, 2 no. front dormers and 1 no. rear dormer, 1no. side bay window, new chimney, single storey side/rear extension, alterations to fenestration and hardstanding, following demolition of existing elements with amended plans.

As published by the council, reference 26/01792/VAR

Application record

Reference
26/01792/VAR
Type
Variation Under Reg 73
Status
Awaiting decision
Received
22 Jul 2026
Validated
22 Jul 2026
Ward
Ascot & Sunninghill
Parish
Sunninghill And Ascot Parish
Postcode
SL5 9JE

Site history

Applications at this address on the Windsor and Maidenhead register

This site has had 4 applications since 2026: 1 approved, 0 refused.

  • 26/02135/CONDIT Awaiting decision

    Silver Birches St Marys Road Ascot SL5 9JE

    Details required by Condition 8 (Landscaping) of planning permission 26/00205/FULL for Raised ridge, 2 no. front dormers and 1 no. rear dormer, 1no. side bay window, new chimney, single storey side/rear extension, alterations to fenestration and hardstanding, following demolition of existing elements.

    Submitted 28 Aug 2026 Conditions
  • 26/01692/CONDIT Split decision

    Silver Birches St Marys Road Ascot SL5 9JE

    Details required by Condition 3 (Biodiversity enhancements) and 8 (Landscaping) of planning permission 26/00205/FULL for Raised ridge, 2 no. front dormers and 1 no. rear dormer, 1no. side bay window, new chimney, single storey side/rear extension, alterations to fenestration and hardstanding, following demolition of existing elements.

    Decided 20 Aug 2026 Conditions
  • 26/00205/FULL Granted

    Silver Birches St Marys Road Ascot SL5 9JE

    Raised ridge, 2 no. front dormers and 1 no. rear dormer, 1no. side bay window, new chimney, single storey side/rear extension, alterations to fenestration and hardstanding, following demolition of existing elements.

    Decided 13 Apr 2026 Full applications

Timeline

Dates from the published record

  1. 22 Jul 2026

    Received by Windsor and Maidenhead

  2. 31 Jul 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 16 September 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Windsor and Maidenhead took a median of 55 days over the applications it decided in the last year.

Cases linked to this one on the register

  • 26/00205/FULL Granted

    Silver Birches St Marys Road Ascot SL5 9JE

    Raised ridge, 2 no. front dormers and 1 no. rear dormer, 1no. side bay window, new chimney, single storey side/rear extension, alterations to fenestration and hardstanding, following demolition of existing elements.

    Decided 13 Apr 2026 Full applications

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.

Trade members open them from here.

Open the documents

What happens while it is decided

This application is with Windsor and Maidenhead for determination, against a statutory target of eight weeks. Over the last year Windsor and Maidenhead decided amendment applications in a median of 46 days. More in our guide to how long planning decisions take.

About amendment applications

An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.

Nearby applications

Within 500 metres

  • Silver Birches St Marys Road Ascot SL5 9JE

    26/00205/FULL Submitted 26 Jan 2026 3m away

    Raised ridge, 2 no. front dormers and 1 no. rear dormer, 1no. side bay window, new chimney, single storey side/rear extension, alterations to fenestration and hardstanding, following demolition of existing elements.

    Granted Full applications Extension Loft or dormer +2 26 docs
    Small domestic

  • Silver Birches St Marys Road Ascot SL5 9JE

    26/02135/CONDIT Submitted 28 Aug 2026 3m away

    93% historically approved · decision due ~23 Oct

    Details required by Condition 8 (Landscaping) of planning permission 26/00205/FULL for Raised ridge, 2 no. front dormers and 1 no. rear dormer, 1no. side bay window, new chimney, single storey side/rear extension, alterations to fenestration and hardstanding, following demolition of existing elements.

    Awaiting decision Conditions Extension Loft or dormer +2 6 docs
    Small domestic

  • Silver Birches St Marys Road Ascot SL5 9JE

    26/01692/CONDIT Submitted 10 Jul 2026 3m away

    Details required by Condition 3 (Biodiversity enhancements) and 8 (Landscaping) of planning permission 26/00205/FULL for Raised ridge, 2 no. front dormers and 1 no. rear dormer, 1no. side bay window, new chimney, single storey side/rear extension, alterations to fenestration and hardstanding, following demolition of existing elements.

    Split decision Conditions Extension Loft or dormer +2 9 docs
    Small domestic

  • Barrington House St Marys Road Ascot SL5 9JE

    23/00516/CONDIT Submitted 1 Mar 2023 66m away

    Details required by Condition 3 (Landscaping) of planning permission 21/01690/FULL for the widening of the existing vehicular access with new piers and entrance gates, new detached triple garage with accommodation at first floor and external staircase, two storey side extension, part single part two storey side/rear extension, x3 front dormers, x2 rear dormers, second floor rear extension and alterations to fenestration.

    Granted Conditions Extension Loft or dormer +1 6 docs

  • Barrington House St Marys Road Ascot SL5 9JE

    21/01690/FULL Submitted 1 Jun 2021 67m away

    Widening of the existing vehicular access with new piers and entrance gates, new detached triple garage with accommodation at first floor and external staircase, two storey side extension, part single part two storey side/rear extension, x3 front dormers, x2 rear dormers, second floor rear extension and alterations to fenestration.

    Granted Full applications Extension Loft or dormer +1 22 docs

  • Highbourne Holland Place Bagshot Road Ascot SL5 9JP

    23/01820/TPO Submitted 25 Jul 2023 87m away

    (T1 - T5) Pines - fell and remove stump. (046/1996/TPO).

    Granted Trees 9 docs

In Windsor and Maidenhead

  • 26/01860/VAR Refused

    72 - 72B High Street Sunninghill Ascot

    Variation (under Section 73A) of planning permission 22/01291/FULL without complying with Condition 8 (Electric Vehicle Charging Point).

    29 Jul 2026 Amendments
  • 26/02252/VAR Awaiting decision

    18 Forlease Drive Maidenhead SL6 1UD

    Variation (under Section 73a) of Condition 4 to substitute those plans approved under 26/00518/FULL for the Garage conversion and single storey front/side extension with amended plans.

    11 Sep 2026 Amendments
  • 25/03312/VAR Granted

    Land South of Bray Lake Windsor Road Maidenhead

    Variation (under Section 73) of Condition 29 (Approved Plans) to substitute those plans approved under 22/01791/OUT for an outline application for access, appearance, layout and scale only to be considered at this stage with all other matters to be reserved for the construction of x99 dwellings with associated vehicular and pedestrian access, car parking, drainage works and open space with amended plans.

    15 Dec 2025 Amendments
  • 26/02137/NMA Refused

    Woodhaven 8 Dawnay Close Ascot SL5 7PQ

    Non material amendments to planning permission 23/02519/FULL as per supporting document.

    28 Aug 2026 Amendments
  • 26/01975/VAR Withdrawn

    2 And LAnd At 2 Westfield Road Maidenhead SL6 5AU

    Variation (under Section 73) of planning permission 25/01013/FULL to remove Condition 15 (BNG).

    10 Aug 2026 Amendments