Planning appeal decision
157 High Street, Harlington, Hayes, UB3 5DA
Planning appeal 3285552 at 157 High Street, Harlington, Hayes, UB3 5DA (London Borough of Hillingdon) was dismissed on 11 March 2022 by Inspector Caines A, by written representations. The main issue, as the Inspector framed it: Whether the development would preserve or enhance the character or appearance of the Harlington Village Conservation Area.
change of use from use class c4 (HMO) to use class c3 (dwellinghouses) following loft space conversion, to form a 2 bedroom 3 person flat on first floor & change of use from use class c4 (HMO) to class e provision of medical & health services (e) on the ground floor
- Authority
- London Borough of Hillingdon
- Appeal type
- minor · Planning Appeal
- Procedure
- Written Representations
- Development
- change of use · Change of use
- Inspector
- Caines A
- Postcode
- UB3 5DA
Main issues, as the Inspector framed them
- Whether the development would preserve or enhance the character or appearance of the Harlington Village Conservation Area
- The effect of the development on highway safety
- The effect of the development on the Borough's supply of family housing
What decided it
The significant adverse visual effect on the conservation area from the dormers and front parking area, combined with highway safety concerns from the proposed vehicular crossing onto a busy classified road, outweighed the modest economic benefits and neutral impact on family housing supply.
What the Inspector cited
- Development plan policies
- Policy BE1Policy HE1Policy DMHB4Policy DMHB11Policy DMHB14Policy DMHB1Policy HC1Policy DMT1Policy DMT2Policy DMT6Policy DMH1
- National Planning Policy Framework
- Paragraph 202
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 authority’s record since 2016 · every decision in 2022
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- Dismissed12 June 2026600269596 Oakdene Road, Hillingdon, UB10 0SQ
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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