Planning application
18 Onslow Avenue Cheam SM2 7EB
Works: Extension 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
Erection of a single storey side extension.
As published by the council, reference DM2026/00168
Application record
- Reference
- DM2026/00168
- Type
- Certificate of Proposed Use
- Status
- Application Granted
- Decision
- Application Granted
- Received
- 10 Feb 2026
- Validated
- 26 Feb 2026
- Decided
- 23 Apr 2026
- Ward
- Cheam
- Decision by
- Delegated Decision
- Postcode
- SM2 7EB
Timeline
Dates from the published record
-
10 Feb 2026
Received by Sutton
-
26 Feb 2026
Validated
Checked as complete and ready for consideration.
-
23 Apr 2026
Decision issued: Application Granted
-
13 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Agent on file, an architecture practice registered in Sutton
10 applications on PlanIndex · across 2 councils
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
14 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
Sutton granted permission on 23 April 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 outline applications
An outline application tests the principle of developing a site, holding back details such as appearance and landscaping as reserved matters for later approval. More in our guide to planning application types.
Nearby applications
Within 500 metres
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24 The Dene Cheam SM2 7EG
Erection of part one, part two storey front, side and rear extension and conversion of loft space involving alteration to existing roofline and rooflight to front, flank and rear roofslopes.
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11 Onslow Avenue Cheam SM2 7ED
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Other outline applications
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DM2026/00454 Refused
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DM2026/00803 Granted
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Erection of a single storey rear extension and an outbuilding.
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DM2026/00675 Granted
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Erection of a single storey rear extension.
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DM2026/00607 Granted
42 The Gallop Sutton SM2 5RY
Conversion of loft space involving alterations to existing roofline, a dormer extension at rear, a window to flank roofslope and rooflights to front roofslope.
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DM2026/00689 Granted
180 Bridgewood Road Worcester Park KT4 8XU
Conversion of loft space involving alterations to existing roofline, a dormer extension at rear, a window to flank roofslope and rooflights to front roofslope.