Planning appeal decision
41 Grange Road, Hayes, UB3 2RP
Planning appeal 3319518 at 41 Grange Road, Hayes, UB3 2RP (London Borough of Hillingdon) was dismissed on 29 September 2023 by Inspector Thomas M, by written representations. The main issue, as the Inspector framed it: the effect of the proposed development on the character and appearance of the area.
the “Use of outbuilding at the rear of garden as a habitable room for guests
- Authority
- London Borough of Hillingdon
- Appeal type
- householder · Householder (HAS)
- Procedure
- Written Representations
- Development
- residential · Householder developments
- Inspector
- Thomas M
- Postcode
- UB3 2RP
Main issues, as the Inspector framed them
- the effect of the proposed development on the character and appearance of the area
- the effect on the living conditions of the occupants of 43 Grange Road by reason of noise or disturbance
- the effect on the living conditions of future occupants of the outbuilding and the occupants of 41 Grange Road
What decided it
The outbuilding as designed would provide all facilities for independent residential occupation (kitchen, living/sleeping area, WC, shower room, independent access), making it a self-contained dwelling that would harm the character and appearance of the Conservation Area and breach local policy.
What the Inspector cited
- Development plan policies
- Policy DMHD 2Policy DMHB 11(B)
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


More decisions in London Borough of Hillingdon
The authority’s record since 2016 · every decision in 2023
- Dismissed27 October 2026600985618-20 Wilmar Close, Hayes, UB4 8ET
- Dismissed18 September 2026601151673 High Street, Ruislip, HA4 8JB
- Dismissed15 September 20266010520Grove Farm, Rickmansworth Road, Harefield, UB9 6JY
- Dismissed23 July 2026600824621 Green Lane, Hillingdon, Uxbridge, UB8 3ED
- Dismissed23 July 2026600432914 Willow Tree Lane, Hayes, UB4 9BB
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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