Planning application
5 Onslow Road New Malden KT3 4AR
Works: Extension Loft or dormer Roofing Demolition Windows or glazing Small domestic
Read from the description, not a valuation. How we read the register
Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.
Proposal
Demolition of an existing side garage, erection of a single storey side and rear oriel window extension. Hip to gable roof extension with rear dormer and installation of 2nos front rooflighs with new roof tiles. Fenestration alteration. Installation of solar panels, addition of front porch canopy.
As published by the council, reference 25/02486/CPU
Application record
- Reference
- 25/02486/CPU
- Type
- Cert of Lawful Use/Operation - Proposed
- Status
- Refused
- Decision
- Refuse
- Received
- 23 Sep 2025
- Validated
- 7 Oct 2025
- Decided
- 2 Dec 2025
- Ward
- New Malden Village
- Parish
- New And Old Malden
- Decision by
- Delegated Decision
- Postcode
- KT3 4AR
Site history
Applications at this address on the Kingston upon Thames register
This site has had 4 applications since 2025: 2 approved, 2 refused.
-
26/00954/HOU Granted
5 Onslow Road New Malden KT3 4AR
Demolition of garage and erection of single storey side extension. Roof alterations, installation of pv panels, air source heat pump and insulated render. Replacement of windows and internal alterations
-
25/03297/CPU Granted
5 Onslow Road New Malden KT3 4AR
Demolition of garage and erection of side extension replacement garage, alterations to roof with erection of hip to gable and rear dormer roof extensions, changes to side fenestrations, internal alterations and installation of front porch canopy. Installation of solar panels
-
25/01678/CPU Refused
5 Onslow Road New Malden KT3 4AR
Demolition of garage and erection of single storey side garage extension. Roof alterations with erection of both side hip-to-gable and rear dormer roof extensions. Installation of insulated render, solar panels to dormer roof, and air-source heat pump to rear. Replacement of windows. Erection of front porch canopy.
Timeline
Dates from the published record
-
23 Sep 2025
Received by Kingston upon Thames
-
7 Oct 2025
Validated
Checked as complete and ready for consideration.
-
2 Dec 2025
Decision issued: Refuse
-
26 Jul 2026
Added to PlanIndex
Documents
Plans, drawings, consultee responses and the officer's report
17 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 refusal means
Kingston upon Thames refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. 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 500 metres
-
5 Onslow Road New Malden KT3 4AR
Demolition of garage and erection of single storey side garage extension. Roof alterations with erection of both side hip-to-gable and rear dormer roof extensions. Installation of insulated render, solar panels to dormer roof, and air-source heat pump to rear. Replacement of windows. Erection of front porch canopy.
Refused Lawful development Extension Loft or dormer +3 17 docsSmall domestic -
5 Onslow Road New Malden KT3 4AR
Demolition of garage and erection of side extension replacement garage, alterations to roof with erection of hip to gable and rear dormer roof extensions, changes to side fenestrations, internal alterations and installation of front porch canopy. Installation of solar panels
Granted Lawful development Extension Loft or dormer +1 17 docsSmall domestic -
5 Onslow Road New Malden KT3 4AR
Demolition of garage and erection of single storey side extension. Roof alterations, installation of pv panels, air source heat pump and insulated render. Replacement of windows and internal alterations
Granted Householder Extension Roofing +2 21 docsSmall domestic -
3 Onslow Road New Malden KT3 4AR
Demolition of existing detached garage and erection of two-storey side and rear extensions, and raised rear patio. New render finish to front boundary wall and extension of existing dropped kerb.
Granted Householder Extension Demolition 10 docsSmall domestic -
45 Egmont Road New Malden KT3 4AT
Erection of hip to gable roof extension with rear dormer and installtion of 3 nos front roof lights.
Granted Lawful development Extension Loft or dormer 11 docs -
27 Egerton Road New Malden KT3 4AP
Erection of rear dormer roof extension and installation of 2no.x front rooflights to facilitate loft conversion
Granted Lawful development Extension Loft or dormer 9 docs
Other lawful development applications
In Kingston upon Thames
-
26/01012/CPU Granted
40 Staunton Road Kingston Upon Thames KT2 5TJ
Erection of hip to gable roof extension with rear dormer and installation of 2nos front roof lights
-
26/01468/CPU Granted
112 Durlston Road Kingston Upon Thames KT2 5RU
Erection of rear dormer roof extension and installation of 2nos front rooflights.
-
26/01695/CPU Awaiting decision
1 Whitehall Crescent Chessington KT9 1NF
Lawful Development Certificate for change of use from a 6 person HMO (Use Class C4) to a 7 person HMO (Use Class Sui-Generis)
-
26/00870/CPU Refused
14 Regent Road Surbiton KT5 8NL
Erection of hip-to-gable and rear dormer roof extension with Juliet balcony and 1no. front rooflight to facilitate loft conversion.
-
26/01068/CPU Granted
27 Dawson Road Kingston Upon Thames KT1 3AU
Erection of single storey rear extension with alteration to side fenestration.