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Planning application

18 Chiltern Road Sutton SM2 5RD

Granted Sutton DM2026/00576 Certificate of Proposed Use

Works: Extension Loft or dormer Windows or glazing

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, a window to flank roofslope and rooflights to front roofslope.

As published by the council, reference DM2026/00576

Application record

Reference
DM2026/00576
Type
Certificate of Proposed Use
Status
Application Granted
Decision
Granted As published: Application Granted
Received
7 May 2026
Validated
15 May 2026
Decided
10 Jul 2026
Ward
Belmont
Decision by
Delegated Decision
Postcode
SM2 5RD

Site history

Applications at this address on the Sutton register

This site has had 2 applications since 2026: 1 approved, 0 refused.

  • DM2026/00976 Awaiting decision

    18 Chiltern Road Sutton SM2 5RD

    Prior Approval for a single storey rear extension projecting from the rear of the original house by 6.5m.

    Submitted 17 Aug 2026

Timeline

Dates from the published record

  1. 7 May 2026

    Received by Sutton

  2. 15 May 2026

    Validated

    Checked as complete and ready for consideration.

  3. 10 Jul 2026

    Decision issued: Application Granted

  4. 25 Jul 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

ATEC Planners Ltd Agent, a planning consultancy registered in London

Active · incorporated 2019 · London

14 applications on PlanIndex · across 4 councils · 73% 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

13 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 10 July 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 0.3 miles

  • Sutton Hospital Gate Lodge Sutton SM2 5NF

    DM2023/01121 Submitted 13 Jul 2023 150 yards away

    Prior notification to demolish the dis-used former hospital buildings: Gatehouse/Nursery, Maple Villas, Oil Tank, Workshop and The Former Malvern Centre.

    Granted Other Demolition 37 docs

  • 18 Chiltern Road Sutton SM2 5RD

    DM2026/00976 Submitted 17 Aug 2026 150 yards away

    88% historically approved · decision due ~16 Oct

    Prior Approval for a single storey rear extension projecting from the rear of the original house by 6.5m.

    Awaiting decision Extension
    Small domestic

  • Cumbrian House Sutton Hospital Cotswold Road Sutton SM2 5NG

    CLC2021/00047 Submitted 16 Feb 2021 150 yards away

    Application to clear condition 3 (Tree Protection), 4 (Construction Logistics Plan) and 5 (Cycle Store) of approved application DM2020/01313.

    Decided Conditions Trees 14 docs

  • London Cancer Hub Innovation Gateway Cumbrian House Old Sutton Hospital Site Cotswold Road Sutton SM2 5NG Sutton SM2 5NF

    DM2021/01744 Submitted 19 Aug 2021 150 yards away

    Display of 19 non-illuminated wayfinding and facia signs comprising 2 site signs, 2 building signs, 4 totem signs, 10 hoarding signs and 1 post sign.

    Granted Advertising 9 docs

  • The London Cancer Hub Cotswold Road Sutton SM2 5NG

    CLC2025/00154 Submitted 29 Sep 2025 150 yards away

    88% historically approved · decision due ~24 Nov

    Application to clear condition 7 (Implementation of SuDS Measures) of approved application DM2025/00336.

    Awaiting decision Conditions 3 docs

  • 65 Chiltern Road Sutton SM2 5QU

    DM2026/01153 Submitted 5 Oct 2026 150 yards away

    88% historically approved · decision due ~30 Nov

    Conversion of the garage into a habitable room and associated external work including the replacement of the garage door with a window.

    Awaiting decision Windows or glazing

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