HILLINGDON Hillingdon
Conversion of roof space to habitable use to include the conversion of roof from hip to gable end with 3 x front roof lights (Application for a Certificate of Lawful Development for an Proposed Use)
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Progress
Application details
- Reference
- 14428/APP/2026/931
- Local authority
- Hillingdon
- Ward
- COLHAM & COWLEY
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 16 Apr 2026
- Validated
- 16 Apr 2026
- Target decision
- 11 Jun 2026
- Decided
- 28 May 2026
Estimated project value
£18k–£38k
Based on the 15.0m² 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: 15m² · 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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