Greenwich
Certificate of Lawfulness (Proposed) The proposal includes: - A hip-to-gable enlargement to the roof of the existing dwellinghouse. - A loft dormer to the rear roof pitch. As per Class B.1, the proposed enlargement does not exceed the height of the existing ridgeline of the dwellinghouse. As per Class B.2, all proposed materials to be used in the construction of the enlargement are to be similar in appearance to those used in the existing dwellinghouse. As per Class B.2, no part of the dormer enlargement extends beyond the outside face of any external wall of the original dwellinghouse, and 0.2m is allowed from eaves to edge of the loft dormer enlargement. - The insertion of 3no. roof lights to the front roof pitch As per Class C.1, the roof lights and their frames will be limited to a 0.15m projection from the existing roof slope. The total cubic content of the proposal is 46.8m3 (does not exceed 50m3 for a semi-detached property).
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Progress
Application details
- Reference
- 25/1662/CP
- Local authority
- Greenwich
- Ward
- PLUMSTEAD COMMON
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 21 May 2025
- Validated
- 21 May 2025
- Decided
- 14 Jul 2025
Estimated project value
£30k–£62k
Based on the 24.5m² of floor area stated in the application, at UK average rates (2026). Source: Checkatrade 2026, loft conversion £1,200-£2,500/m².
Floor area gained: 24.5m² · 1 additional bedrooms
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.