Flat 3 Niagara House Northfield Avenue Ealing W5 4UG

1. 28 Jan 2026

   Received by Ealing

2. 24 Mar 2026

   Decision issued: Permitted Development

3. 11 Aug 2026

   Added to PlanIndex

Ealing granted permission on 24 March 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.

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.

• Flat 3 Niagara House Northfield Avenue Ealing W5 4UG

  260337CPE Submitted 28 Jan 2026 0m away

  Subdivision and continued use of existing flat as two self-contained residential units (Use Class C3) 3 AND 3A Niagara House W5 4UG (Lawful Development Certificate for an Existing Use)

  Granted Lawful development 7 docs

• Niagara House, Flat 3A Northfield Avenue Ealing W5 4UG

  262452FUL Submitted 18 Jun 2026 6m away

  75% historically approved · decision due ~13 Aug

  Rear roof extension to existing flat

  Awaiting decision Full applications Extension 5 docs

• Niagara House, Flat 3A Northfield Avenue Ealing W5 4UG

  262452FUL Submitted 18 Jun 2026 7m away

  87% historically approved · decision due ~13 Aug

  Rear roof extension to existing flat

  Awaiting decision Extension 5 docs

• 304 Northfield Avenue Ealing W5 4UB

  253351FUL Submitted 2 Sep 2025 9m away

  Change of use of the ground floor from betting shop (Use Class Sui Generis) to a tanning salon (Use Class E). Alteration to the shopfront; single storey rear extension.

  Granted Full applications Extension Windows or glazing 10 docs
  Small domestic

• 304 Northfield Avenue Ealing W5 4UB

  253351FUL Submitted 2 Sep 2025 9m away

  Change of use of the ground floor from betting shop (Use Class Sui Generis) to a tanning salon (Use Class E). Alteration to the shopfront; single storey rear extension.

  Granted Full applications Extension Windows or glazing 10 docs
  Small domestic

• 312 Northfield Avenue Ealing London W5 4UB

  214152FUL Submitted 11 Jun 2021 11m away

  Single storey rear extension (following demolition of existing addition),Change of use from shop (Use class E(a)) to health clinic (Use class E(e)).

  Granted Full applications Extension Demolition 9 docs
  Small domestic

• 261588CPL Granted

  13 Julien Road Ealing W5 4XA

  Rear roof extension, and installation of two roof lights to front roofslope (Lawful Development Certificate for a Proposed Development)

  15 Apr 2026 Lawful development
• 261863CPE Granted

  66 Horn Lane Acton W3 6NT

  Continue to use the property as two self-contained flats (Lawful Development Certificate for Existing Use)

  6 May 2026 Lawful development
• 260202CPL Withdrawn

  19 Woodrow Close Perivale UB6 7HU

  Change of use of a dwellinghouse (Use Class C3) to Children's Care Home (Use Class C2) (Lawful Development Certificate for a Proposed Development)

  20 Jan 2026 Lawful development
• 261805CPE Refused

  10A Western Avenue Acton W3 7UD

  Existing use of first floor/second floor duplex flat (Use Class C3) as a small House in Multiple Occupation (Use Class C4) (Lawful Development Certificate for an Existing Use)

  30 Apr 2026 Lawful development
• 261806CPE Refused

  12 Western Avenue Acton W3 7UD

  Continue use of ground floor flat as HMO (C4) (Lawful Development Certificate for Existing Use)

  30 Apr 2026 Lawful development