Planning appeal decision
18 Pentland Road, Bushey, WD23 4QN
Planning appeal 3370168 at 18 Pentland Road, Bushey, WD23 4QN (Hertsmere Borough Council) was allowed on 16 December 2025 by Inspector Down K, by written representations. The main issue, as the Inspector framed it: The effect of the proposed first floor rear extension on the character and appearance of the host dwelling, the semi-detached pair and the surrounding area, including the street scene of Pentland Road.
a first floor rear extension
- Authority
- Hertsmere Borough Council
- Appeal type
- householder · Householder (HAS)
- Procedure
- Written Representations
- Development
- residential · Householder developments
- Inspector
- Down K
- Postcode
- WD23 4QN
Main issues, as the Inspector framed them
- The effect of the proposed first floor rear extension on the character and appearance of the host dwelling, the semi-detached pair and the surrounding area, including the street scene of Pentland Road
What decided it
The limited rearward depth of 1.5m ensures the extension remains proportionate and secondary to the host dwelling, appearing as a harmonious element between existing structures without materially detracting from character or appearance.
What the Inspector cited
- Development plan policies
- SP1SP2CS22SADM3SADM30
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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