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Permitted39797/APP/2023/180Submitted 3 years agoWindows and doors

HAYES Hillingdon

The retention of a roof conversion including the installation of Velux windows, for the use as additional bedrooms (Application for a Certificate of Lawful Development for an Existing Use)

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Map of the site

Progress

Submitted
30 Jan 2023
— completed
Validated
30 Jan 2023
— completed
Consultation
23 Feb 2023
— completed
Target date
27 Mar 2023
— completed
Decided
6 Mar 2023
— completed

Application details

Reference
39797/APP/2023/180
Local authority
Hillingdon
Ward
BELMORE 2022
Application type
All Other

Key dates

Submitted
30 Jan 2023
Validated
30 Jan 2023
Comments close
23 Feb 2023
Target decision
27 Mar 2023
Decided
6 Mar 2023

Estimated project value

£4k–£12k

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: FMB 2026 double glazing guide, 3-bed semi full replacement.

Floor area gained: 15.2m² · 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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