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Planning application

20 Crichton Road Carshalton SM5 3LS

Granted Sutton DM2026/00460 Householder Application

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 rear extension.

As published by the council, reference DM2026/00460

Application record

Reference
DM2026/00460
Type
Householder Application
Status
Application Granted
Decision
Application Granted
Received
13 Apr 2026
Validated
13 Apr 2026
Decided
8 Jun 2026
Ward
Carshalton South & Clockhouse
Decision by
Delegated Decision
Postcode
SM5 3LS

Site history

Applications at this address on the Sutton register

This site has had 2 applications since 2025: 2 approved, 0 refused.

  • DM2025/00799 Granted

    20 Crichton Road Carshalton SM5 3LS

    Conversion of loft space involving alterations to existing roofline, a dormer extension at rear and removal of side chimney.

    Decided 29 Jul 2025 Outline

Timeline

Dates from the published record

  1. 13 Apr 2026

    Received by Sutton

  2. 8 Jun 2026

    Decision issued: Application Granted

  3. 25 Jul 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

R.B. Designs LTD Agent, a design practice registered in East Grinstead

Active · incorporated 1987 · East Grinstead

12 applications on PlanIndex · across 5 councils · 75% 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

10 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.

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What this grant of permission means

Sutton granted permission on 8 June 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

  • 20 Crichton Road Carshalton SM5 3LS

    DM2025/00799 Submitted 10 Jun 2025 0m away

    Conversion of loft space involving alterations to existing roofline, a dormer extension at rear and removal of side chimney.

    Granted Outline Extension Loft or dormer 9 docs

  • 23 Crichton Road Carshalton SM5 3LS

    DM2022/00109 Submitted 20 Jan 2022 54m away

    Prior Approval for a single storey rear extension projecting from the rear of the original house by 7.89m.

    Refused Householder Extension 8 docs
    Small domestic

  • Little Holland House 40 Beeches Avenue Carshalton SM5 3LW

    DM2021/01519 Submitted 19 Jul 2021 73m away

    Listed Building application for the alteration of the workshop door to open inwards and internal alterations/modifications to a grade II listed building.

    Granted Heritage and listed buildings 21 docs

  • 38 Crichton Road Carshalton SM5 3LS

    DM2025/01333 Submitted 23 Oct 2025 102m away

    Erection of a single storey side extension, increase in height of the single storey rear extension including the replacement of the roof lantern with a rooflight, removal of chimney stacks, alterations to fenestrations and rendering of all exposed brick work. Retention of a ground floor front bay window roof, formation of a front entrance porch and lowering of the main rear roof ridgeline.

    Granted Householder Extension Loft or dormer +1 17 docs
    Small domestic

  • 41 Crichton Road Carshalton SM5 3LS

    DM2021/02482 Submitted 15 Dec 2021 115m away

    Demolition of existing attached garage and erection of a two storey side extension.

    Granted Householder Extension Demolition 15 docs
    Domestic

  • 224 Stanley Park Road Carshalton SM5 3JP

    DM2025/01301 Submitted 16 Oct 2025 135m away

    Non material amendment to approved application DM2023/01859 which allowed the 'Erection of a part one, part two storey side extension and a single storey rear extension including provision of a raised patio and landscaping to rear,' to remove the approved first floor extension from the approved scheme and change the approved description to 'Erection of a single storey side and rear extension and provision of a raised patio with steps to rear'.

    Granted Amendments Extension 13 docs
    Small domestic

In Sutton

  • DM2026/00600 Granted

    5 Waterer Rise Wallington SM6 9DN

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

    14 May 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.

    23 Jun 2026 Householder
  • DM2026/00544 Granted

    18 Cheviot Close Sutton SM2 5SB

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

    29 Apr 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.

    27 Jan 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.

    26 May 2026 Householder