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Planning application

20 Crichton Road Carshalton SM5 3LS

Granted Sutton DM2025/00799 Certificate of Proposed Use

Works: Extension Loft or dormer

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

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

As published by the council, reference DM2025/00799

Application record

Reference
DM2025/00799
Type
Certificate of Proposed Use
Status
Application Granted
Decision
Granted As published: Application Granted
Received
10 Jun 2025
Validated
10 Jun 2025
Decided
29 Jul 2025
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.

  • DM2026/00460 Granted

    20 Crichton Road Carshalton SM5 3LS

    Erection of a single storey rear extension.

    Decided 8 Jun 2026 Householder

Timeline

Dates from the published record

  1. 10 Jun 2025

    Received by Sutton

  2. 29 Jul 2025

    Decision issued: Application Granted

  3. 5 Sep 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

16 applications on PlanIndex · across 6 councils · 80% 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 grant of permission means

Sutton granted permission on 29 July 2025, 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 0.3 miles

  • 20 Crichton Road Carshalton SM5 3LS

    DM2026/00460 Submitted 13 Apr 2026 50 yards away

    Erection of a single storey rear extension.

    Granted Householder Extension 10 docs
    Small domestic

  • 23 Crichton Road Carshalton SM5 3LS

    DM2022/00109 Submitted 20 Jan 2022 50 yards 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 100 yards 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 100 yards 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 150 yards 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

    DM2025/00904 Submitted 2 Jul 2025 150 yards away

    Erection of a single storey side and rear extension with raised decking and steps to rear.

    Withdrawn Householder Extension 15 docs
    Small domestic

In Sutton

  • DM2026/00454 Refused

    1 Cotswold Way Worcester Park KT4 8LL

    Erection of annexe to side.

    Received 9 Apr, published by the council 25 Jul 2026 Outline
  • DM2026/00803 Granted

    88 St Philips Avenue Worcester Park KT4 8LA

    Erection of a single storey rear extension and an outbuilding.

    Received 2 Jul, published by the council 25 Jul 2026 Outline
  • DM2026/00675 Granted

    3 Selwood Road Sutton SM3 9JU

    Erection of a single storey rear extension.

    Received 3 Jun, published by the council 25 Jul 2026 Outline
  • 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.

    Received 15 May, published by the council 25 Jul 2026 Outline
  • 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.

    Received 4 Jun, published by the council 25 Jul 2026 Outline