HILLINGDON Hillingdon
Conversion of roofspace to habitable use to include a rear dormer, insertion of 2 x front roof lights, Juliet balcony, insertion of window in side gable and removal of existing chimney (Application for a Certificate of Lawfulness for a proposed development)
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Progress
Application details
- Reference
- 30944/APP/2021/3695
- Local authority
- Hillingdon
- Ward
- BRUNEL
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 3 Oct 2021
- Validated
- 3 Oct 2021
- Target decision
- 28 Nov 2021
- Decided
- 25 Nov 2021
Estimated project value
£36k–£74k
Based on the 29.6m² 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: 29.6m² · 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.
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