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Planning application

16 Darcy Avenue Wallington SM6 8DR

Refused Sutton DM2025/01350 Householder Application

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.

    Decided 14 Apr 2026 Householder

Timeline

Dates from the published record

  1. 27 Oct 2025

    Received by Sutton

  2. 15 Dec 2025

    Decision issued: Application Refused

  3. 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 record

Documents

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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What 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

    DM2026/00066 Submitted 21 Jan 2026 50 yards away

    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 docs
    Small domestic
  • 19 Northway Wallington SM6 8DH

    DM2025/01086 Submitted 19 Aug 2025 50 yards away

    Part conversion of the garage into a habitable room with alterations to the fenestrations and roof.

    Granted Householder 11 docs
    Domestic
  • 35 Northway Wallington SM6 8DH

    DM2022/00015 Submitted 6 Jan 2022 100 yards away

    Erection of a single storey rear extension.

    Granted Householder Extension 10 docs
    Small domestic
  • 35 Northway Wallington SM6 8DH

    DM2021/02240 Submitted 8 Nov 2021 100 yards away

    Prior Approval for a single storey rear extension projecting from the rear of the original house by 6m.

    Granted Householder Extension 8 docs
    Small domestic
  • 33 Southway Wallington SM6 8DS

    DM2026/01049 Submitted 8 Sep 2026 100 yards away

    88% historically approved · decision due ~3 Nov

    Formation of a front entrance porch.

    Awaiting decision Extension
    Small domestic
  • 5 Northway Wallington SM6 8DH

    DM2020/00998 Submitted 7 Jul 2020 100 yards away

    Part demolition of existing garage, erection or a two storey side/rear extention and alteration to front elevation.

    Granted Householder Demolition 5 docs
    Domestic

In Sutton

  • DM2026/00600 Granted

    5 Waterer Rise Wallington SM6 9DN

    Erection of front boundary gates with walls, piers and railings.

    Received 14 May, published by the council 25 Jul 2026 Householder
  • 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.

    Received 23 Jun, published by the council 25 Jul 2026 Householder
  • DM2026/00544 Granted

    18 Cheviot Close Sutton SM2 5SB

    Erection of a single storey front, side and rear extension.

    Received 29 Apr, published by the council 25 Jul 2026 Householder
  • 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.

    Received 27 Jan, published by the council 27 Jul 2026 Householder
  • 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.

    Received 26 May, published by the council 25 Jul 2026 Householder