Planning appeal decision
8 Cole Green Lane, Welwyn Garden City, Hertfordshire, AL7 3PW
Planning appeal 3350476 at 8 Cole Green Lane, Welwyn Garden City, Hertfordshire, AL7 3PW (Welwyn Hatfield Council) was dismissed on 10 January 2025 by Inspector Biggers P, by written representations. The main issue, as the Inspector framed it: The effect of the proposed development on the character and appearance of the host dwelling, the terrace on Cole Green Lane and the wider Pear Tree Conservation Area.
two storey side extension, first floor rear extension and the addition of an alleyway
- Authority
- Welwyn Hatfield Council
- Appeal type
- householder · Householder (HAS)
- Procedure
- Written Representations
- Development
- residential · Householder developments
- Inspector
- Biggers P
- Postcode
- AL7 3PW
Main issues, as the Inspector framed them
- The effect of the proposed development on the character and appearance of the host dwelling, the terrace on Cole Green Lane and the wider Pear Tree Conservation Area
What decided it
The cumulative scale and mass of the extensions would be disproportionate to the original house and would cause harm to the character and appearance of the Conservation Area that could not be outweighed by private benefits.
What the Inspector cited
- Development plan policies
- Policy SP15Policy SADM15Policy SP9
- National Planning Policy Framework
- Paragraph 9Paragraph 12Paragraph 63Paragraph 85Paragraph 129Paragraph 212Paragraph 215
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 Welwyn Hatfield
The authority’s record since 2016 · every decision in 2025
- Allowed6 October 202660125776 Chelveston, Welwyn Garden City, AL7 2PW
- Dismissed5 October 202660098922A Whitehill, Welwyn, AL6 9AF
- Dismissed9 September 20266010292Rose Cottage, Kentish Lane, Hatfield, AL9 6JP
- Allowed4 September 202660125166 Meadow Green, Welwyn Garden City, AL8 6SS
- Dismissed20 August 2026600674430 Honeysuckle Gardens, Hatfield, AL10 8PJ
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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