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Planning application

26 Hearnville Road SW12 8RR

Granted Wandsworth 2026/0319 Certificate of Lawfulness - Proposed

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

Erection of a dormer extension to main rear roof slope with french doors and safety balustrade.

As published by the council, reference 2026/0319

Application record

Reference
2026/0319
Type
Certificate of Lawfulness - Proposed
Status
Granted As published: FINAL DECISION
Decision
Granted As published: Approve No Conditions
Received
23 Jan 2026
Validated
5 Feb 2026
Decided
17 Mar 2026
Ward
Balham
Decision by
Delegated Standard
Postcode
SW12 8RR

Site history

Applications at this address on the Wandsworth register

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

  • 2026/0312 Granted

    26 Hearnville Road SW12 8RR

    Alterations including erection of single-storey rear/side extension.

    Decided 18 Mar 2026 Householder

Timeline

Dates from the published record

  1. 23 Jan 2026

    Received by Wandsworth

  2. 5 Feb 2026

    Validated

    Checked as complete and ready for consideration.

  3. 17 Mar 2026

    Decision issued: Approve No Conditions

  4. 10 Aug 2026

    Added to PlanIndex

Documents

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

8 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 grant of permission means

Wandsworth granted permission on 17 March 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 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

  • 26 Hearnville Road SW12 8RR

    2026/0312 Submitted 22 Jan 2026 50 yards away

    Alterations including erection of single-storey rear/side extension.

    Granted Householder Extension 8 docs
    Small domestic
  • 18 Tantallon Road SW12 8DG

    2021/2276 Submitted 12 May 2021 50 yards away

    Proposed basement incorporating front and rear lightwells

    Granted Householder 11 docs
    Domestic
  • Chestnut Grove Academy 45 Chestnut Grove SW12 8JZ

    2021/3486 Submitted 22 Jul 2021 100 yards away

    Details of Energy Strategy pursuant to condition 4 of planning application dated 28/02/2020 ref. 2019/3673 (Erection of two-storey sixth form centre building adjacent to the west school boundary to facilitate increased school capacity (from 5.5 forms of entry to 7 forms of entry) together with associated reconfiguration of hard/soft landscaping.).

    Granted Full applications 9 docs
  • Chestnut Grove Academy 45 Chestnut Grove SW12 8JZ

    2021/1879 Submitted 17 Apr 2021 100 yards away

    Non-material amendment to planning permission dated 28/02/2020 ref 2019/3673 (Erection of two-storey sixth form centre building adjacent to the west school boundary to facilitate increased school capacity (from 5.5 forms of entry to 7 forms of entry) together with associated reconfiguration of hard/soft landscaping.) to change the wording of condition 15 from prior commencement to prior to future installation.

    Granted Amendments 5 docs
  • Hornsby House Primary School Hearnville Road SW12 8RS

    2023/0293 Submitted 25 Jan 2023 100 yards away

    Alterations including erection of two-storey rear extension to the main school building.

    Granted Full applications Extension 35 docs
  • Chestnut Grove Academy 45 Chestnut Grove SW12 8JZ

    2026/2416 Submitted 13 Jul 2026 100 yards away

    88% historically approved · decision due ~7 Sep

    Permanent retention of three-storey building for education (F.1 use).

    Awaiting decision

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
  • 2026/2114 Granted

    145 Wakehurst Road SW11 6BW

    Internal alterations to reconfigure ground floor and provide protected means of escape.

    Received 8 Jun, published by the council 25 Jul 2026 Lawful development