Planning appeal decision
3 The Chase, Ascot, SL5 7UJ
Planning appeal 3317975 at 3 The Chase, Ascot, SL5 7UJ (Royal Borough of Windsor and Maidenhead) was dismissed on 25 April 2024 by Inspector Indermaur S, by written representations. The main issue, as the Inspector framed it: The effect of the proposal on the character and appearance of the host dwelling and surrounding area.
a part single and part double storey rear extension to existing house with glazed entrance link between the main house and existing garage. New stair access to garage loft space to be converted into a playroom with kitchenette and bathroom. New entrance gates to front boundary with an entrance courtyard to the glazed link. Associated hard landscaping to the rear
- Appeal type
- householder · Householder (HAS)
- Procedure
- Written Representations
- Development
- residential · Householder developments
- Inspector
- Indermaur S
- Postcode
- SL5 7UJ
Main issues, as the Inspector framed them
- The effect of the proposal on the character and appearance of the host dwelling and surrounding area
- The living conditions of the neighbouring occupants of 2 The Chase with particular regard to privacy
What decided it
The harm to character and appearance caused by the bulky rear extension with flat roof and extensive glazing, combined with unacceptable loss of privacy to neighbouring occupants through the proposed roof terrace, outweighs any neutral or acceptable elements of the scheme.
What the Inspector cited
- Development plan policies
- Policy QP3Policy NR3Borough Wide Design Guide SPG 2020
How the Inspector dealt with each one is set out in the app, in order: the development plan, national policy, housing land supply, other considerations and the planning balance, beside the letter.
See how each was appliedThe decision letter
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With an account
What an account adds to this decision


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The main issues, what decided it, the planning balance and the policies and judgments listed as cited are read from the published letter by Town Planner Pro and are our summary, not the Inspector’s words; the letter itself is the record. Contains public sector information licensed under the Open Government Licence v3.0. Research, not advice.
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