Permitted26/1564Submitted 3 months agoRear extension
Brent
Certificate of lawfulness for proposed single-storey rear extension and alterations to fenestration to dwellinghouse.
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Progress
Submitted
17 Jul 2026
— completedValidated
17 Jul 2026
— completedConsultation
—
— completedTarget date
28 Aug 2026
— completedDecided
11 Sept 2026
— completedApplication details
- Reference
- 26/1564
- Local authority
- Brent
- Ward
- Northwick Park
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 17 Jul 2026
- Validated
- 17 Jul 2026
- Target decision
- 28 Aug 2026
- Decided
- 11 Sept 2026
Estimated project value
£30k–£55k
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: MyJobQuote / Checkatrade 2026, ~20m² at £1,800-£3,000/m².
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.
Recorded changes
- 22 Oct 2026: Approved
- 22 Oct 2026: Now also includes windows and doors