Planning application
39 Winchester Road Twickenham TW1 1LE
Works: Extension Loft or dormer
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Rear roof & outrigger dormer extensions, rooflights to existing roof.
As published by the council, reference PA26/2590
Application record
- Reference
- PA26/2590
- Type
- Section 192 Permitted Development
- Status
- Decided
- Decision
- Granted Permission
- Received
- 24 Jul 2026
- Validated
- 24 Jul 2026
- Decided
- 4 Aug 2026
- Ward
- St. Margarets & North Twickenham Ward [SMN]
- Decision by
- Delegated Decision
- Postcode
- TW1 1LE
Timeline
Dates from the published record
-
24 Jul 2026
Received by Richmond upon Thames
-
30 Jul 2026
Added to PlanIndex
-
4 Aug 2026
Decision issued: Granted Permission
Documents
Plans, drawings, consultee responses and the officer's report
13 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.
Trade members open them from here.
Open the documentsWhat this grant of permission means
Richmond upon Thames granted permission on 4 August 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 prior approval applications
Prior approval applies where permitted development rights already grant the principle of the work, leaving the council only the specific matters the rules name, commonly within 56 days. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
33 Winchester Road Twickenham Richmond Upon Thames TW1 1LE
Proposal involving 1. Demolition of garage and MOT facility, retention of existing `house. 2. Conversion of house and associated land from busines to residential. 3. Loft conversion, rear extension and new bay to existing house and 4. construct new house on land adjacent t No.33.
Withdrawn Full applications Extension Loft or dormer +1 11 docs -
31 - 33 Winchester Road Twickenham Richmond Upon Thames TW1 1LE
Proposal involving: 1. Change of use from business (B1) to residential (C3) at ground floor of 33. 2. Loft conversion and rear extension to 33. 3. Demolition of garage and MOT facility at 31 - to be replaced by a 2-storey building incorporating offices (B1) at ground, 1st floor and roof level.
Withdrawn Full applications Extension Loft or dormer +1 12 docs -
23, Winchester Road, Twickenham, TW1 1LE
Two rear dormer roof extensions and rooflights to the front elevation.
Granted Prior approval Extension Loft or dormer 8 docs -
23, Winchester Road, Twickenham, TW1 1LE
Existing use of the property as a single dwellinghouse.
Granted Lawful development 9 docsDomestic -
21 and 23 Winchester Road, Twickenham
76% historically approved · decision due ~30 Oct
Raising of the ridge and eaves, replacement of front and rear roof slopes and the erection of rear dormer extensions to the rear roof slope and outrigger to each property, and rooflights to the front roof slopes.
Awaiting decision Full applications Extension Loft or dormer 8 docs -
21 Winchester Road Twickenham TW1 1LE
L-shape rear dormer roof extensions. Rooflights to front elevation.
Granted Prior approval Extension Loft or dormer 8 docs
Other prior approval applications
In Richmond upon Thames
-
PA26/2560 Granted
32 Fortescue Avenue Twickenham TW2 5LS
Construction of a hip to gable and rear dormer roof extension, rooflights to front elevation and single storey rear extension
-
PA26/3175 Awaiting decision
146, Waldegrave Road, Teddington, TW11 8NA
CONSTRUCTION OF HIP TO GABLE AND REAR DORMER EXTENSIONS,INSERTION OF ROOFLIGHTS,ONE OBSCURE GLAZED SIDE WINDOW AND ALTERATIONS TO THE SOIL VENT PIPE. RESUBMISSION OF PREVIOUS REFUSED APPLICATION REF. PA26/2122.
-
PA26/2193 Refused
5, The Hermitage, Richmond, TW10 6SH
ASHP unit to rear flat roof, AOV (automatic opening vent) - flue to rear flat roof
-
PA26/2454 Granted
11 Collingwood Close Twickenham TW2 7AE
Hip to gable and rear dormer roof extensions and insertion of 2x rooflights to the front roof slope.
-
PA26/0893 Granted
21, Gloucester Road, Twickenham, TW2 6NF
PROPOSED OUT BUILDING TO BE USED FOR STORAGE, SUMMER HOUSE AND GYMNASIUM