Planning application
30 Gassiot Road SW17 8LA
Works: Extension
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Erection of an extension above the two-storey back addition.
As published by the council, reference 2026/0599
Application record
- Reference
- 2026/0599
- Type
- Certificate of Lawfulness - Proposed
- Status
- Granted As published: FINAL DECISION
- Decision
- Granted As published: Approve No Conditions
- Received
- 12 Feb 2026
- Validated
- 26 Feb 2026
- Decided
- 15 Apr 2026
- Ward
- Tooting Bec
- Decision by
- Delegated Standard
- Postcode
- SW17 8LA
Site history
Applications at this address on the Wandsworth register
This site has had 2 applications since 2025: 1 approved, 1 refused.
-
2025/3716 Refused
30 Gassiot Road SW17 8LA
Non material amendment to planning permission dated 22/04/2025 ref 2024/4226 (Alterations including the erection of a single-storey rear/side extension, formation rear dormer roof extension to main rear roof slope, addition of 2No. roof lights to front roof slope and erection of extension above part of two-storey back addition with inset roof terrace. Installation of Air Source Heat Pumps to roofs of ground floor and main roof extensions.) to allow the extension of glass across majority of length of side extension roof. Reduce length of sliding doors. Remove inset terrace. Replace perforated brickwork with window. Installation of rooflight on the flat roof back addition. Removal of chimney stack on first floor.
Timeline
Dates from the published record
-
12 Feb 2026
Received by Wandsworth
-
26 Feb 2026
Validated
Checked as complete and ready for consideration.
-
15 Apr 2026
Decision issued: Approve No Conditions
-
10 Aug 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 documentsWhat this grant of permission means
Wandsworth granted permission on 15 April 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
-
30 Gassiot Road SW17 8LA
Non material amendment to planning permission dated 22/04/2025 ref 2024/4226 (Alterations including the erection of a single-storey rear/side extension, formation rear dormer roof extension to main rear roof slope, addition of 2No. roof lights to front roof slope and erection of extension above part of two-storey back addition with inset roof terrace. Installation of Air Source Heat Pumps to roofs of ground floor and main roof extensions.) to allow the extension of glass across majority of length of side extension roof. Reduce length of sliding doors. Remove inset terrace. Replace perforated brickwork with window. Installation of rooflight on the flat roof back addition. Removal of chimney stack on first floor.
Refused Amendments Extension Loft or dormer +1 4 docsSmall domestic -
28 Eswyn Road SW17 8TP
Alterations including erection of dormer roof extension to main rear roof. Erection of single storey rear extension.
Granted Householder Extension Loft or dormer 17 docsSmall domestic -
34 Eswyn Road SW17
Erection of single-storey rear extension to extend beyond the rear wall of the existing dwellinghouse by 4.44m, the total height of the proposed extension is 3.65m and the height of the eaves is 2.85m.
Granted Prior approval Extension 8 docsSmall domestic -
Flat Part First Floor 17 Gassiot Road SW17 8LB
Alterations including erection of mansard roof extension to main rear roof and extension above part of two-storey back addition.
Granted Full applications Extension Loft or dormer 8 docs -
29 Eswyn Road SW17 8TR
Alterations including erection of roof extension to main rear roof and extension above part of two-storey back addition.
Granted Lawful development Extension 8 docs -
37 Eswyn Road SW17 8TR
Alterations including erection of roof extension to main rear roof (with French doors and safety railings) and extension above two-storey back addition.
Granted Lawful development Extension Windows or glazing 7 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.