Planning appeal decision
20 Marlborough Road, Slough, SL3 7LH
Planning appeal 3364692 at 20 Marlborough Road, Slough, SL3 7LH (Slough Borough Council) was allowed in part (a split decision) on 20 July 2026 by Inspector Goldberg V, by written representations. The main issue, as the Inspector framed it: the effect of the development on the character and appearance of the dwelling and area.
Without planning permission, the construction of a part single storey front extension, two storey side and rear extension, construction of rear outbuilding, installation of AC units, and the erection of a brick wall/piers, metal railings and sliding metal gates enclosing the front amenity area
- Authority
- Slough Borough Council
- Appeal type
- enforcement · Enforcement Notice
- Procedure
- Written Representations
- Development
- residential · Householder developments
- Inspector
- Goldberg V
- Postcode
- SL3 7LH
Main issues, as the Inspector framed them
- the effect of the development on the character and appearance of the dwelling and area
- the effect of the AC units on the living conditions of neighbouring occupiers in respect of noise and disturbance
What decided it
The two storey side and rear extension as built materially exceeded the approved dimensions and failed to maintain the visual subservience that was central to the acceptability of the approved scheme, resulting in unacceptable harm to character and appearance contrary to Policy EN1.
What the Inspector cited
- Development plan policies
- Policy EN1 of the Local Plan for SloughCore Policy 8 of the Slough Local Development Framework Core Strategy 2006–2026
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
Town Planner Pro holds this letter. The Appeals plan opens it and every other letter we hold, all of them searchable, with the main issues and what decided each case picked out. We do not show letters on the free site because they carry people’s names and addresses.
With an account
What an account adds to this decision


More decisions in Slough
The authority’s record since 2016 · every decision in 2026
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- Notice varied and upheld28 September 2026335334712 Hinton Road, Slough, SL1 5JA
- Notice varied and upheld25 September 20263369048Land at 33 Hillside, Slough, SL1 2RW
- Notice varied and upheld22 September 202633762019 Elmshott Lane, Slough, SL1 5QS
- Notice varied and upheld15 September 2026335813726 Maryside, Slough, SL3 7ET
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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