Planning appeal decision
16 Perham Way, London Colney, St. Albans, AL2 1LB
Planning appeal 3347824 at 16 Perham Way, London Colney, St. Albans, AL2 1LB (St Albans City Council) was allowed on 15 July 2025 by Inspector Berry A, by written representations. The main issue, as the Inspector framed it: the effect of the development on highway safety.
Material change of use of a detached garage to a separate self-contained residential unit
- Authority
- St Albans City Council
- Appeal type
- enforcement · Enforcement Notice
- Procedure
- Written Representations
- Development
- residential · Change of use
- Inspector
- Berry A
- Postcode
- AL2 1LB
Main issues, as the Inspector framed them
- the effect of the development on highway safety
- the effect of the development on the character and appearance of the surrounding area
- the effect of the development on the living conditions of occupiers of the building, with particular reference to internal and external space, privacy, light and outlook
What decided it
The realistic fallback position of using the detached garage as ancillary living accommodation, which could be implemented without planning permission, is a material consideration sufficient to outweigh the identified conflicts with the development plan.
What the Inspector cited
- Development plan policies
- Policy 39Policy 40Policy 11Policy 69Policy 70Policy 72Policy 12Policy 60
- National Planning Policy Framework
- Paragraph 116Paragraph 135
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 St Albans City Council
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- Dismissed5 August 20266006844Land Rear Of 14 Oakwood Road, Bricket Wood, AL2 3PU
- Allowed9 July 2026600642669/69A St Peters Street, St Albans, AL1 3ED
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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