Planning appeal decision
11 Glenthorne Gardens, Sutton, SM3 9NL
Planning appeal 3288782 at 11 Glenthorne Gardens, Sutton, SM3 9NL (London Borough of Sutton) was dismissed on 24 October 2022 by Inspector Phillips A, by written representations. The main issue, as the Inspector framed it: The effect of the development on the character and appearance of the appeal site and surrounding area.
the carrying out of engineering operations on the land comprising of the excavation of soil/earth, resulting in a material change in land level and the creation of a subterranean structure
- Authority
- London Borough of Sutton
- Appeal type
- enforcement · Enforcement Notice
- Procedure
- Written Representations
- Development
- leisure-sport · Householder developments
- Inspector
- Phillips A
- Postcode
- SM3 9NL
Main issues, as the Inspector framed them
- The effect of the development on the character and appearance of the appeal site and surrounding area
- Whether the development would be likely to increase flood risk to neighbouring properties
What decided it
The subterranean structure is harmful to character and appearance as a remnant of unauthorised development, and the development fails to provide adequate flood risk mitigation measures with evidence of increased localised flooding to neighbouring properties.
What the Inspector cited
- Development plan policies
- Policy 28Policy 32London Plan Policy SI 12London Plan Policy SI 13
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 London Borough of Sutton
The authority’s record since 2016 · every decision in 2022
- Dismissed19 October 20266002198103 Marlow Drive, North Cheam, SM3 9BD
- Allowed25 June 2026337147779-85 Beddington Lane, Beddington , Sutton, CR0 4TH
- Notice upheld22 June 2026335509013 Charminster Road, Worcester Park, KT4 8PS
- Dismissed18 September 20253365663Land to Rear of 81 Kingsmead Avenue, Worcester Park, London, KT4 8UZ
- Dismissed14 August 2025336480060 Waverley Avenue, Sutton, SM1 3JY
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.
®