Planning application
21 Windmill Lane Epsom Surrey KT17 1HY
Works: Extension Roofing Small domestic
Read from the description, not a valuation. How we read the register
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Single storey garage front extension adjacent to the host dwelling involving conversion of garage space to habitable space incorporating a new roof over the garage.
As published by the council, reference 26/00006/FLH
Application record
- Reference
- 26/00006/FLH
- Type
- Full Planning Permission (Householder)
- Status
- Decided
- Decision
- Application Permitted
- Received
- 5 Jan 2026
- Validated
- 5 Jan 2026
- Decided
- 20 Feb 2026
- Ward
- Nonsuch
- Decision by
- Delegated Decision
- Postcode
- KT17 1HY
Timeline
Dates from the published record
-
5 Jan 2026
Received by Epsom and Ewell
-
20 Feb 2026
Decision issued: Application Permitted
-
11 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Agent on file, a design practice
13 applications on PlanIndex · across 9 councils · 64% granted
Trade members see who it is, their full track record, and every application they have filed.
See who's behind itDocuments
Plans, drawings, consultee responses and the officer's report
11 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Trade members open them from here.
Open the documentsWhat this grant of permission means
Epsom and Ewell granted permission on 20 February 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
About householder applications
Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.
Nearby applications
Within 500 metres
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19 Windmill Lane Epsom Surrey KT17 1HY
Demolition of existing single storey front porch and internal alterations to accommodate a ground floor studio flat.
Granted Full applications Extension Demolition 14 docsSmall domestic -
11 Chelwood Close Ewell Surrey KT17 3AF
85% historically approved · decision due ~15 Sep
Lawful Development Certificate - Proposed Use: Widening of existing vehicular crossover including dropped kerb
Awaiting decision Lawful development -
6 Windmill Avenue Epsom Surrey KT17 1LL
87% historically approved · decision due ~11 Sep
Single-storey rear extension following demolition of the existing conservatory, with alterations to fenestration and landscaping of new rear garden patio
Awaiting decision Extension Demolition +1Small domestic -
1 Windmill Avenue Epsom Surrey KT17 1LL
63% historically approved · decision due ~30 Oct
Demolition of existing single storey dwelling and construction of a two storey, 4 bedroom dwelling (retrospective)
Awaiting decision Full applications Demolition 16 docsSmall domestic -
15 Dirdene Gardens Epsom Surrey KT17 4AT
Notification for Prior Approval for a 5.3m deep single storey rear extension.
Granted Prior approval Extension 7 docsSmall domestic -
6 Windmill Avenue Epsom Surrey KT17 1LL
Double alteration of roof from hip to gable ends extension and rear roof dormer extension (involving conversion of loft space to habitable use) and installation three rooflights to front roof slope and associated works (Application for a Certificate of Lawful Development - Proposed Use)
Granted Lawful development Extension Loft or dormer 11 docs
Other householder applications
In Epsom and Ewell
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26/00547/FLH Granted
1 Tonstall Road Epsom Surrey KT19 9DR
Single storey rear extension with rear access ramp
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26/00291/FLH Granted
22 Copse Edge Avenue Epsom Surrey KT17 4HS
Two storey side extension, single storey rear extension following demolition of detached garage, addition of front open storm porch
-
26/00504/FLH Granted
47 Chestnut Avenue Ewell Surrey KT19 0SY
Alterations to the front garden with hard and soft landscaping and the installation of two electric sliding gates (part retrospective)
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26/00898/FLH Awaiting decision
49 Dorling Drive Ewell Surrey KT17 3BH
Single storey rear infill extension
-
26/00589/FLH Granted
61 Grafton Road Worcester Park Surrey KT4 7QR
Single-storey rear extension and raised patio (part-retrospective)