Planning appeal decision
7, Ailsa Road, Twickenham, TW1 1QJ
Planning appeal 3267582 at 7, Ailsa Road, Twickenham, TW1 1QJ (Richmond Upon Thames London Borough Council) was allowed on 29 September 2021 by Inspector Allen M, by written representations. The main issue, as the Inspector framed it: the effect of the proposal on the character and appearance of the area.
a proposed side extension at second floor level, the replacement of the rear extensions with a single storey glazed extension and the loss of one 1 bedroom unit from 3 units into 1no. 4 bedroom flat and 1no. 3 bedroom flat
- Appeal type
- minor · Planning Appeal
- Procedure
- Written Representations
- Development
- residential · Minor Dwellings
- Inspector
- Allen M
- Postcode
- TW1 1QJ
Main issues, as the Inspector framed them
- the effect of the proposal on the character and appearance of the area
- whether the loss of a unit of accommodation has been sufficiently justified
What decided it
The design quality of the pitched-roof extension and the removal of the unsympathetic flat-roofed element, combined with energy improvements, outweighed the minor harm from the loss of a single 1-bed unit.
The benefits of improved design quality and energy efficiency outweighed the minor harm from the loss of a single 1-bed unit of accommodation.
What the Inspector cited
- Development plan policies
- Policy LP1Policy LP3Policy LP4Policy LP38
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
Town Planner Pro holds this letter. The Appeals plan opens it and every other letter we hold, all of them searchable, with the main issues and what decided each case picked out. We do not show letters on the free site because they carry people’s names and addresses.
With an account
What an account adds to this decision


More decisions in Richmond upon Thames
The authority’s record since 2016 · every decision in 2021
- Dismissed28 October 2026601587988 Colne Road, Twickenham, TW2 6QE
- Dismissed28 October 2026601583664 First Avenue, Mortlake, London, SW14 8SR
- Dismissed26 October 2026601187461-63 Petersham Road, Richmond Upon Thames, TW10 6UT
- Dismissed20 October 20266010388163 Garrick House, High Street, Hampton Hill, TW12 1BZ
- Dismissed19 October 20266013760Pavement Os, 53-57 High Street, Whitton, TW2 7LB
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.
®