Planning application
41 Portree House Stromness Walk Acton W3 6GW
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Continued use of self-contained flat (Use Class C3) as a small House in Multiple Occupation (HMO) (Use Class C4) (Lawful Development Certificate for an Existing Use)
As published by the council, reference 261377CPE
Application record
- Reference
- 261377CPE
- Type
- Certificate of Lawfulness - Existing
- Status
- Permitted Development
- Decision
- Granted As published: Permitted Development
- Received
- 30 Mar 2026
- Validated
- 30 Mar 2026
- Decided
- 2 Jun 2026
- Ward
- South Acton
- Decision by
- Delegated Decision
- Postcode
- W3 6GW
Timeline
Dates from the published record
-
30 Mar 2026
Received by Old Oak and Park Royal Development Corporation
-
2 Jun 2026
Decision issued: Permitted Development
-
10 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Martin Arnold Ltd Agent, registered in London
Active · incorporated 2013 · London
141 applications on PlanIndex · across 14 councils · 80% granted
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Plans, drawings, consultee responses and the officer's report
17 documents on file for this application
- DECISION NOTICE
- CONSERVATION SITE NOTICE
- NEIGHBOUR SITE NOTICE
- APPLICATION FORM REDACTED
- LOCATION PLAN
- FLOOD-MAP-PLANNING-
- COVERING LETTER FROM AGENT
- PRE EXISTING 6TH FLOOR PLAN
- EXISTING 8TH FLOOR PLAN
- PRE EXISTING SOUTH ELEVATION
- PRE EXISTING WEST ELEVATION
- PRE EXISTING EAST ELEVATION
- EXISTING SOUTH ELEVATION
- EXISTING EAST ELEVATION
- EXISTING WEST ELEVATION
- PRE EXISTING FLAT FLOOR PLAN
- EXISTING FLAT FLOOR PLAN
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Open the documentsWhat this grant of permission means
Old Oak and Park Royal Development Corporation granted permission on 2 June 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
About lawful development applications
A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
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41 Portree House Stromness Walk Acton W3 6GW
Continued use of self-contained flat (Use Class C3) as a small House in Multiple Occupation (HMO) (Use Class C4) (Lawful Development Certificate for an Existing Use)
Granted Lawful development 17 docs -
31 Torridon House Churchfield Road Acton W3 6GR
Continue to use the flat as HMO (C4) (Lawful Development Certificate for an Existing Use)
Granted Lawful development 17 docs -
31 Torridon House Churchfield Road Acton W3 6GR
Continue to use the flat as HMO (C4) (Lawful Development Certificate for an Existing Use)
Granted Lawful development 17 docs -
Units 1, 2 And 3 The Oaks Shopping Centre High Street Acton Ealing W3 6RE
Change of use of lower ground floor from retail unit (Use Class A1) to Shops/Financial and professional services/Restaurants and cafes (Mixed Use Class A1/A2/A3)
Granted Full applications 9 docs -
The Oaks Shopping Centre High Street Acton London W3 6RE
Installation illuminated fascia signage and projecting sign. (Advertisement Consent)
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The Oaks Shopping Centre High Street Acton London W3 6RE
Installation illuminated fascia signage and projecting sign. (Advertisement Consent)
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Other lawful development applications
In Old Oak and Park Royal Development Corporation
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263142CPL Granted
42 Gloucester Road Acton W3 8PD
Roof extension to rear (main) roof slope; part rear roof extension to rear outrigger roof slope and installation of two roof lights to front roofslope (Lawful Development Certificate for a Proposed Development)
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263690CPL Awaiting decision
133 Trinity Road Southall UB1 1ES
Rear roof extension, and installation of three roof lights to front roofslope (Lawful Development Certificate for a Proposed Development)
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262683CPE Granted
1 Speldhurst Road Chiswick W4 1BX
Continuous use of conversion of the roof space to provide additional habitable accommodation, installation of rooflights to the front roof slope and a rear dormer and construction of a single-storey rear extension. External materials to match the existing dwelling (Lawful Development Certificate for an Existing Development)
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254066CPE Refused
37 Robin Hood Way Greenford UB6 7QN
Use of ground floor flat and first/second floor flat (Use Class C3) as 2 x House in Multiple Occupation (Use Class C4) (Certificate of Lawfulness for an Existing Use)
-
262883CPL Granted
90 Church Road Hanwell W7 3BE
Rear roof extension (following removal of chimney); installation of two rooflight to front roofslope (Lawful Development Certificate for a Proposed Development)