Planning appeal decision
51 Derwent Road, Ipswich, IP3 0QR
Planning appeal 3291249 at 51 Derwent Road, Ipswich, IP3 0QR (Ipswich Borough Council) was dismissed on 17 March 2022 by Inspector Down K, by written representations. The main issue, as the Inspector framed it: The effect of the proposed side extension on the character and appearance of the host dwelling and the street scene of Derwent Road and Mersey Road.
a part single storey, part two storey/part first floor side extension
- Authority
- Ipswich Borough Council
- Appeal type
- householder · Householder (HAS)
- Procedure
- Written Representations
- Development
- residential · Householder developments
- Inspector
- Down K
- Postcode
- IP3 0RQ
Main issues, as the Inspector framed them
- The effect of the proposed side extension on the character and appearance of the host dwelling and the street scene of Derwent Road and Mersey Road
What decided it
The proposed extension would fail to harmonise with the scale and architectural style of the host dwelling and would be materially harmful to the character and appearance of the street scene due to its dominant proportions and breach of the established building line at this prominent corner location.
What the Inspector cited
- Development plan policies
- Policy DM5Policy DM12
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 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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