Planning application
129 Hydethorpe Road London SW12 0JF
Works: Extension Loft or dormer
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Application for Certificate of Lawful Development (Proposed) with respect to the erection of a rear dormer roof extension and installation of new rooflights to the front roof slope.
As published by the council, reference 26/00455/LDCP
Application record
- Reference
- 26/00455/LDCP
- Type
- Certificate of Lawful Use proposed
- Status
- Decided
- Decision
- Granted As published: Grant Permission
- Received
- 12 Feb 2026
- Validated
- 12 Feb 2026
- Decided
- 22 Jul 2026
- Ward
- Streatham Hill West & Thornton
- Decision by
- Delegated Decision
- Postcode
- SW12 0JF
Site history
Applications at this address on the Lambeth register
This site has had 2 applications since 2026: 2 approved, 0 refused.
-
26/00454/FUL Granted
129 Hydethorpe Road London SW12 0JF
Replacement of existing rear extension with single storey ground floor L-shaped rear extension.
Timeline
Dates from the published record
-
12 Feb 2026
Received by Lambeth
-
22 Jul 2026
Decision issued: Grant Permission
-
25 Jul 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
50 Degrees North Ltd Agent
12 applications on PlanIndex · across 6 councils · 67% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
19 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
Lambeth granted permission on 22 July 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
-
129 Hydethorpe Road London SW12 0JF
Replacement of existing rear extension with single storey ground floor L-shaped rear extension.
Granted Full applications Extension 18 docsSmall domestic -
119 Hydethorpe Road London Lambeth SW12 0JF
77% historically approved · decision due ~19 Jun
Demolition of existing single storey rear extension and construction of new ground floor rear wrap around extension.
Decided Full applications Extension Demolition 6 docsSmall domestic -
145 Hydethorpe Road London Lambeth SW12 0JF
Erection of a hip to gable and rear mansard roof extension including a raised ridge height.
Granted Full applications Extension Loft or dormer +1 10 docs -
145 Hydethorpe Road London SW12 0JF
77% historically approved · decision due ~27 Jul
Erection of a hip to gable roof extension with a rear mansard roof extension and a pod roof extension to the outrigger including an obscured glazed window on each side plus roof lights and the installation of two front roof lights.
Decided Full applications Extension Loft or dormer +1 12 docs -
111 Hydethorpe Road London SW12 0JF
83% historically approved · decision due ~17 Sep
Demolition of existing shed and erection of a single storey outbuilding in the rear garden.
Decided DemolitionSmall domestic -
145 Hydethorpe Road London SW12 0JF
77% historically approved · decision due ~27 Oct
Erection of a hip-to-gable roof extension with a rear mansard roof extension, plus a pod roof part extension with a window on each side above the outrigger and the installation of two front roof lights.
Awaiting decision Full applications Extension Loft or dormer +1 11 docs
Other lawful development applications
In Lambeth
-
26/02558/LDCE Awaiting decision
18 Narbonne Avenue London SW4 9JS
Certificate of Lawful Development (existing) for the change of use of property from 2 dwellings to a single dwelling (Use Class C3).
-
26/02557/LDCP Awaiting decision
47 Clive Road London SE21 8DA
Certificate of Lawful Development (Proposed) with respect to erection of rear dormer roof extension; dormer roof extension over existing rear outrigger and installation of 3 x rooflights to the front roof slope.
-
26/02383/LDCP Awaiting decision
19 Ivymount Road London SE27 0NB
Certificate of Lawful Development (Proposed) with respect to provision of a vehicular crossover and dropped kerb to the front of the property together with associated alterations to the boundary treatment.
-
26/01071/LDCP Withdrawn
36 Elms Road London Lambeth SW4 9EX
Certificate of Lawful Development (Proposed) with respect to the erection of side and rear 'box' roof extensions including a side roof light and removal of a chimney.
-
26/02337/LDCP Awaiting decision
34 Acland Crescent London SE5 8EQ
Certificate of Lawful Development (Proposed) with respect to erection of a hip to gable roof extension together with the erection of a rear dormer with juliet balcony and installation of 2x rooflights to the front roofslope.