Planning application
4 Letchworth Street SW17 8SX
Works: Extension Loft or dormer
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Alterations including erection of a dormer extension to main rear roof and extension above two storey back addition.
As published by the council, reference 2025/3204
Application record
- Reference
- 2025/3204
- Type
- Certificate of Lawfulness - Proposed
- Status
- Granted As published: FINAL DECISION
- Decision
- Granted As published: Approve No Conditions
- Received
- 15 Sep 2025
- Validated
- 26 Sep 2025
- Decided
- 13 Nov 2025
- Ward
- Tooting Bec
- Decision by
- Delegated Standard
- Postcode
- SW17 8SX
Site history
Applications at this address on the Wandsworth register
This site has had 2 applications since 2025: 2 approved, 0 refused.
-
2025/3171 Granted
4 Letchworth Street SW17 8SX
Alterations including erection of single-storey rear/side extension.
Timeline
Dates from the published record
-
15 Sep 2025
Received by Wandsworth
-
26 Sep 2025
Validated
Checked as complete and ready for consideration.
-
13 Nov 2025
Decision issued: Approve No Conditions
-
10 Aug 2026
Added to PlanIndex
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.
Watch members (£5 a month) open the document list from here.
Open the documentsWhat this grant of permission means
Wandsworth granted permission on 13 November 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 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
-
4 Letchworth Street SW17 8SX
Alterations including erection of single-storey rear/side extension.
Granted Householder Extension 11 docsSmall domestic -
231 Upper Tooting Road SW17 7TG
88% historically approved · decision due ~2 Nov
Installation of an extraction system for restaurant (Class E) above ground floor rear addition.
Awaiting decision -
Flat A and First and Second floor Flat 19 Kellino Street SW17 8SY
Alterations including erection of an extension over roof of first floor back addition. Erection of ground floor rear extension.
Granted Extension -
Flat Ground Floor 43 Kellino Street SW17 8SY
88% historically approved · decision due ~2 Nov
Alterations including installation of windows to side elevation and installation of bi-folding doors to rear elevation.
Awaiting decision Windows or glazing -
225 Upper Tooting Road SW17 7TG
Alterations including erection of replacement shopfront. (retrospective)
Granted Full applications Windows or glazing 7 docs -
231 Upper Tooting Road SW17 7TG
Alterations including erection of mansard extension to main rear roof slope and extension above two-storey rear addition with formation of roof terrace with 1.7m obscured glazed screen surround.
Granted Full applications Extension Loft or dormer +1 9 docs
Other lawful development applications
In Wandsworth
-
2026/0002 Refused
Flat First Floor 44 Lavender Gardens SW11 1DN
Use as HMO (Class C4).
-
2026/3244 Withdrawn
110 Earlsfield Road SW18 3DR
Erection of an extension above the two storey back addition.
-
2026/1219 Granted
45 Lynwood Road SW17 8SB
Use of property as a childrens home with revised staffing arrangements.
-
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.
-
2026/2114 Granted
145 Wakehurst Road SW11 6BW
Internal alterations to reconfigure ground floor and provide protected means of escape.