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Permitted25/03686/DETSubmitted 11 months agoLoft conversion

London Borough of Lambeth

Approval of details pursuant to Conditions 6 (compliance with the Basement Impact Assessment) and 7 (intrusive investigation scheme) to planning permission ref; 25/02254/FUL (Excavation/extension to the basement with front/rear lightwells including staircases and metal railings, erection of a single storey ground floor rear and side infill extension, together with erection of two rear dormers and two front roof lights, the replacement of windows, the replacement of first floor rear window with french doors incorporating a juliet balcony and the installation of a planter plus new trees.) Granted on 15.10.2025.

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Progress

Submitted
27 Nov 2025
— completed
Validated
27 Nov 2025
— completed
Consultation
16 Dec 2025
— completed
Target date
22 Jan 2026
— completed
Decided
21 Jan 2026
— completed

Application details

Reference
25/03686/DET
Local authority
Lambeth
Ward
CLTOWN
Application type
All Other
Property type
House

Key dates

Submitted
27 Nov 2025
Validated
27 Nov 2025
Comments close
16 Dec 2025
Target decision
22 Jan 2026
Decided
21 Jan 2026

Estimated project value

£28k–£75k

Typical UK cost for this job type, at UK average rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: Checkatrade 2026 loft conversion cost guide.

Planning constraints

No designations recorded at this location. This is not a formal search — always confirm with the local authority before relying on it.

Designations from planning.data.gov.uk, Open Government Licence v3.0. Indicative only — not a formal local authority search.

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