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Planning application

4 Hosack Road SW17 7QP

Refused Wandsworth 2026/1596 Certificate of Lawfulness - Proposed

Works: Extension Loft or dormer Demolition

Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.

Proposal

Alterations including demolition of dormer roof extension to main rear roof and erection of extension above two storey back addition and part of main rear roof.

As published by the council, reference 2026/1596

Application record

Reference
2026/1596
Type
Certificate of Lawfulness - Proposed
Status
Refused As published: FINAL DECISION
Decision
Refused As published: Refuse
Received
27 Apr 2026
Validated
14 May 2026
Decided
23 Jun 2026
Ward
Trinity
Decision by
Delegated Standard
Postcode
SW17 7QP

Site history

Applications at this address on the Wandsworth register

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

  • 2026/1597 Granted

    4 Hosack Road SW17 7QP

    Alterations including erection of mansard roof extension to main rear roof (with French doors and safety railings) including raising the ridge by 300mm.

    Submitted 2 Jun 2026

Timeline

Dates from the published record

  1. 27 Apr 2026

    Received by Wandsworth

  2. 14 May 2026

    Validated

    Checked as complete and ready for consideration.

  3. 23 Jun 2026

    Decision issued: Refuse

  4. 25 Jul 2026

    Added to PlanIndex

Documents

Plans, drawings, consultee responses and the officer's report

7 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.

Watch members (£5 a month) open the document list from here.

Open the documents

What this refusal means

Wandsworth 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 lawful development applications

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 16 Hosack Road SW17 7QP

    2022/5323 Submitted 30 Dec 2022 50 yards away

    Alterations including erection of mansard roof extension to main rear roof and extension above part of two-storey back addition (with French doors). Formation of roof terrace above two storey back addition with 1.8m high screen surround, and erection of single storey rear/side extension.

    Granted Householder Extension Loft or dormer +1 22 docs
    Small domestic

  • 119 Boundaries Road SW12 8HB

    2026/1958 Submitted 9 Jun 2026 50 yards away

    Alterations including erection of rear dormer roof extension to main roof and extension over two storey back addition; erection of single storey rear extension in connection with conversion of single family dwellinghouse (Class C3) into 8-bedroom house HMO (Sui Generis) with associated cycle and refuse storage, hard and soft landscaping. Replacement of boundary treatment and installation of new windows.

    Granted Extension Loft or dormer +1
    Small domestic

  • 119 Boundaries Road SW12 8HB

    2026/3129 Submitted 8 Sep 2026 50 yards away

    89% historically approved · decision due ~3 Nov

    Details of refuse storage pursant to condition 4 of planning permission dated 22/07/2026 ref. 2026/1958 (Alterations including erection of rear dormer roof extension to main roof and extension over two storey back addition; erection of single storey rear extension in connection with conversion of single family dwellinghouse (Class C3) into 8-bedroom house HMO (Sui Generis) with associated cycle and refuse storage, hard and soft landscaping. Replacement of boundary treatment and installation of new windows.).

    Awaiting decision Extension Loft or dormer +1
    Small domestic

  • 105 Boundaries Road SW12 8HB

    2021/3547 Submitted 27 Jul 2021 50 yards away

    Erection of single storey side extension.

    Granted Householder Extension 11 docs
    Small domestic

  • 3 Hosack Road SW17 7QW

    2026/2079 Submitted 29 Jun 2026 50 yards away

    89% historically approved · decision due ~24 Aug

    Alterations including erection of an extension (with french doors and safety railing) to the main rear roof; Erection of an extension above part of the two-storey back addition.

    Awaiting decision Extension Windows or glazing

  • 25 Hosack Road SW17 7QW

    2026/2839 Submitted 12 Aug 2026 50 yards away

    89% historically approved · decision due ~7 Oct

    Erection of single-storey outbuilding in rear garden.

    Awaiting decision
    Small domestic

In Wandsworth

  • 2026/0002 Refused

    Flat First Floor 44 Lavender Gardens SW11 1DN

    Use as HMO (Class C4).

    Received 2 Jan, published by the council 29 Jul 2026 Lawful development
  • 2026/3244 Withdrawn

    110 Earlsfield Road SW18 3DR

    Erection of an extension above the two storey back addition.

    Received 10 Sep, published by the council 21 Sep 2026 Lawful development
  • 2026/1219 Granted

    45 Lynwood Road SW17 8SB

    Use of property as a childrens home with revised staffing arrangements.

    Received 27 Mar, published by the council 29 Jul 2026 Lawful development
  • 2026/3093 Withdrawn

    206 Franciscan Road SW17 8HG

    Erection of an extension to the main rear roof and installation of 3 x rooflights to the front roof slope.

    Received 27 Aug, published by the council 30 Aug 2026 Lawful development
  • 2026/2857 Withdrawn

    11 Brookwood Road SW18 5BL

    Erection of timber framed pergola in rear garden.

    Received 10 Aug, published by the council 20 Aug 2026 Lawful development