Planning appeal decision
45 Summerleaze Road, Maidenhead, SL6 8EW
Planning appeal 3278798 at 45 Summerleaze Road, Maidenhead, SL6 8EW (Royal Borough of Windsor and Maidenhead) was dismissed on 6 December 2021 by Inspector Bond V, by written representations. The main issue, as the Inspector framed it: Whether the Council's decision to refuse to grant a certificate of lawful use or development was well-founded, turning on whether the proposal would be lawful under section 191(2) of the Town and Country Planning Act 1990 as amended.
described as ‘Part single part double rear extension. Structure is already completed however first floor will be modified to comply with PD Class A as indicated in the attached proposed drawings
- Appeal type
- ldc · Lawful Development Certificate
- Procedure
- Written Representations
- Development
- residential · Householder developments
- Inspector
- Bond V
- Postcode
- SL6 8EW
Main issues, as the Inspector framed them
- Whether the Council's decision to refuse to grant a certificate of lawful use or development was well-founded, turning on whether the proposal would be lawful under section 191(2) of the Town and Country Planning Act 1990 as amended
What decided it
The extension as constructed did not comply with the GPDO permitted development limitations when built, and the GPDO does not grant retrospective permission for extensions that can later be modified into compliance.
The 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 Royal Borough of Windsor and Maidenhead
The authority’s record since 2016 · every decision in 2021
- Allowed27 October 20266007126Grove Park Industrial Estate Waltham Road, White Waltham, Maidenhead, SL6 3JF
- Allowed26 October 20266014376Roseland, High Road, Cookham, Maidenhead, SL6 9JS
- Dismissed21 October 20266009694Land Adjacent to Stud Green Farm, Sturt Green, Holyport, SL62JH
- Dismissed9 October 2026600900559 to 61 and Land to the Rear of 59 to 61 St Leonard's Road, Windsor, SL4 3BX
- Notice upheld24 September 20263353235Sunnyside Stanwell Road, Horton, Slough, SL3 9PE
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.
®