Planning application
16 Darcy Avenue Wallington SM6 8DR
Works: Extension Small domestic
Read from the description, not a valuation. How we read the register
Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.
Proposal
Erection of a single storey rear extension, a first floor side extension and conversion of garage into habitable room.
As published by the council, reference DM2025/01350
Application record
- Reference
- DM2025/01350
- Type
- Householder Application
- Status
- Application Refused
- Decision
- Refused As published: Application Refused
- Received
- 27 Oct 2025
- Validated
- 27 Oct 2025
- Decided
- 15 Dec 2025
- Ward
- Wallington North
- Decision by
- Delegated Decision
- Postcode
- SM6 8DR
Site history
Applications at this address on the Sutton register
This site has had 2 applications since 2025: 1 approved, 1 refused.
-
DM2026/00066 Granted
16 Darcy Avenue Wallington SM6 8DR
Erection of a first floor side extension, a single storey rear extension including the conversion of the integrated flank garage into habitable rooms, provision of a juliet balcony to first floor rear elevation, alteration to the ground floor front fenestration and provision of a raised rear patio and step leading down to rear garden land.
Timeline
Dates from the published record
-
27 Oct 2025
Received by Sutton
-
15 Dec 2025
Decision issued: Application Refused
-
13 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Uni Design Studio Agent, a design practice registered in Wallington
Active · incorporated 2020 · Wallington
20 applications on PlanIndex · across 6 councils · 74% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
9 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.
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Open the documentsWhat this refusal means
Sutton refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. 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 0.3 miles
-
16 Darcy Avenue Wallington SM6 8DR
Erection of a first floor side extension, a single storey rear extension including the conversion of the integrated flank garage into habitable rooms, provision of a juliet balcony to first floor rear elevation, alteration to the ground floor front fenestration and provision of a raised rear patio and step leading down to rear garden land.
Granted Householder Extension Windows or glazing 8 docsSmall domestic -
19 Northway Wallington SM6 8DH
Part conversion of the garage into a habitable room with alterations to the fenestrations and roof.
Granted Householder 11 docsDomestic -
35 Northway Wallington SM6 8DH
Erection of a single storey rear extension.
Granted Householder Extension 10 docsSmall domestic -
35 Northway Wallington SM6 8DH
Prior Approval for a single storey rear extension projecting from the rear of the original house by 6m.
Granted Householder Extension 8 docsSmall domestic -
33 Southway Wallington SM6 8DS
88% historically approved · decision due ~3 Nov
Formation of a front entrance porch.
Awaiting decision ExtensionSmall domestic -
5 Northway Wallington SM6 8DH
Part demolition of existing garage, erection or a two storey side/rear extention and alteration to front elevation.
Granted Householder Demolition 5 docsDomestic
Other householder applications
In Sutton
-
DM2026/00600 Granted
5 Waterer Rise Wallington SM6 9DN
Erection of front boundary gates with walls, piers and railings.
-
DM2026/00764 Granted
12 The Causeway Sutton SM2 5RS
Erection of a single storey rear extension and provision of a raised rear terrace and steps, two dormer extensions to both front and rear roofslopes, alterations to roof of existing single storey side extension, partial conversion of garage into habitable room and alterations to fenestrations.
-
DM2026/00544 Granted
18 Cheviot Close Sutton SM2 5SB
Erection of a single storey front, side and rear extension.
-
DM2026/00083 Granted
53 Oxford Road Carshalton SM5 3QZ
Erection of a part one, part two storey side and rear extension. Conversion of loft space involving alterations to existing roofline, a dormer extension at rear and rooflights to front roofslope.
-
DM2026/00644 Granted
37 Farm Way Worcester Park KT4 8RZ
Erection of a single storey rear extension and conversion of the garage to a habitable room with associated external works.