Planning application
23 Trefoil Road SW18 2EG
Works: Extension Loft or dormer Small domestic
Read from the description, not a valuation. How we read the register
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Alterations including erection of single-storey rear/side extension. and insertion of rooflights to main front rooflsope and above existing rear dormer.
As published by the council, reference 2025/4217
Application record
- Reference
- 2025/4217
- Type
- Householder
- Status
- Granted As published: FINAL DECISION
- Decision
- Granted As published: Approve with Conditions
- Received
- 21 Nov 2025
- Validated
- 27 Nov 2025
- Decided
- 14 Jan 2026
- Ward
- Wandsworth Town
- Decision by
- Delegated Standard
- Postcode
- SW18 2EG
Timeline
Dates from the published record
-
21 Nov 2025
Received by Wandsworth
-
27 Nov 2025
Validated
Checked as complete and ready for consideration.
-
14 Jan 2026
Decision issued: Approve with 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 14 January 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 householder applications
Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
27 Trefoil Road SW18 2EG
Erection of a dormer extension to main rear roof slope with French door and balustrade
Granted Lawful development Extension Loft or dormer 11 docs -
27 Trefoil Road SW18 2EG
Erection of a single-storey rear/side infill extension
Granted Householder Extension 12 docsSmall domestic -
31 Trefoil Road London SW18 2EG
Alterations including erection of a roof extension to main rear roof and extension above two storey back addition.
Granted Lawful development Extension 9 docs -
33 Trefoil Road SW18 2EG
Alterations including erection of mansard roof extension to main rear roof including raising the ridge by 300mm and extension above part of the back addition.
Granted Householder Extension Loft or dormer 10 docsDomestic -
26 Cicada Road SW18 2NW
Alterations including erection of roof extension above three storey back addition; installation of 6 x solar panels to main and extension roofs.
Withdrawn Householder Extension 7 docsDomestic -
Maisonette First And Second Floors 4 Cicada Road SW18 2NW
88% historically approved · decision due ~19 Oct
Alterations including erection of mansard roof extension to main rear roof (with French doors and safety railings) including raising the ridge by 150mm; formation of roof terrace above part of two-storey back addition with 1.7m high screen surround to side and 1.1m high to rear; insertion of new windows to side elevation of back addition
Awaiting decision Extension Loft or dormer +1
Other householder applications
In Wandsworth
-
2025/3832 Refused
9 Frensham Drive SW15 3EB
Alterations including erection of mansard roof extension to main rear roof including raising the ridge by 200mm and erection of single-storey rear extension. Formation of roof terrace at first floor level with 1.7m high screen surround.
-
2026/3241 Withdrawn
2 Brightwell Crescent SW17 9AE
Removal of existing fence andf stub trunks of trees and the erection of a new fence with new landscaping.
-
2026/0948 Granted
40 Wakehurst Road SW11 6BY
Excavation to create an enlarge basement including formation of front and rear lightwells with grille over front lightwell.
-
2026/0923 Granted
42 A Bickersteth Road SW17 9SQ
Alterations including erection of mansard roof extension to main rear roof (with French doors and safety railings) and extension above part of two-storey back addition; Formation of roof terrace above two-storey back addition with 1.7m high screen surround. Installation of an external spiral staircase from first floor level to ground floor level.
-
2026/3222 Withdrawn
21 Gaskarth Road SW12 9NN
Erection of an extension to the main rear roof to provide access to a proposed roof terrace with a 1.7m high screen surround above part of the three-storey back addition.