Lewisham
Lawful Development Certificate (proposed) for the construction of a rear roof extension at 135 Grierson Road SE23, together with the installation of 2 new rooflights in the front roof slope
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Progress
Application details
- Reference
- DC/20/117745
- Local authority
- Lewisham
- Ward
- Crofton Park
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 31 Jul 2020
- Validated
- 31 Jul 2020
- Decided
- 25 Sept 2020
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.