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Planning application

18 Newdene Avenue Northolt UB5 5JE

Granted Old Oak and Park Royal Development Corporation 254567CPL Certificate of Lawfulness - Proposed

Works: Extension Loft or dormer

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Alteration of roof from hip to gable end; rear roof extension and installation of three roof lights to front roofslope (Lawful Development Certificate for a Proposed Development)

As published by the council, reference 254567CPL

Application record

Reference
254567CPL
Type
Certificate of Lawfulness - Proposed
Status
Granted with Conditions
Decision
Grant with Conditions
Received
3 Dec 2025
Validated
3 Dec 2025
Decided
26 Jan 2026
Ward
Northolt West End
Decision by
Delegated Decision
Postcode
UB5 5JE

Site history

Applications at this address on the Old Oak and Park Royal Development Corporation register

This site has had 2 applications since 2025: 2 approved, 0 refused.

  • 254566PALHE Granted

    18 Newdene Avenue Northolt UB5 5JE

    Single storey rear extension (max 6m deep and max 3.4m high) (42 Days Prior Approval Notification Process)

    Decided 6 Jan 2026 Prior approval

Timeline

Dates from the published record

  1. 3 Dec 2025

    Received by Old Oak and Park Royal Development Corporation

  2. 26 Jan 2026

    Decision issued: Grant with Conditions

  3. 10 Aug 2026

    Added to PlanIndex

Documents

Plans, drawings, consultee responses and the officer's report

5 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

Trade members open them from here.

Open the documents

What this grant of permission means

Old Oak and Park Royal Development Corporation granted permission on 26 January 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 500 metres

  • 18 Newdene Avenue Northolt UB5 5JE

    254567CPL Submitted 3 Dec 2025 0m away

    Alteration of roof from hip to gable end; rear roof extension and installation of three roof lights to front roofslope (Lawful Development Certificate for a Proposed Development)

    Granted Lawful development Extension Loft or dormer 5 docs
  • 18 Newdene Avenue Northolt UB5 5JE

    254566PALHE Submitted 3 Dec 2025 1m away

    Single storey rear extension (max 6m deep and max 3.4m high) (42 Days Prior Approval Notification Process)

    Granted Prior approval Extension 5 docs
    Small domestic
  • 18 Newdene Avenue Northolt UB5 5JE

    254566PALHE Submitted 3 Dec 2025 1m away

    Single storey rear extension (max 6m deep and max 3.4m high) (42 Days Prior Approval Notification Process)

    Granted Prior approval Extension 5 docs
    Small domestic
  • 22 Newdene Avenue Northolt Middlesex UB5 5JE

    212060PALHE Submitted 15 Feb 2021 16m away

    Single storey rear extension (max 6m deep and max 3.11m high) (42 Days Prior Approval Notification Process).

    Granted Prior approval Extension 4 docs
    Small domestic
  • 22 Newdene Avenue Northolt Middlesex UB5 5JE

    212060PALHE Submitted 15 Feb 2021 16m away

    Single storey rear extension (max 6m deep and max 3.11m high) (42 Days Prior Approval Notification Process).

    Granted Prior approval Extension 4 docs
    Small domestic
  • 41 Newdene Avenue Northolt Middlesex UB5 5JE

    214259CPL Submitted 17 Jun 2021 54m away

    Hip to gable roof alteration; rear roof extension incorporating juliet balcony; insertion of window into flank elevation at roof level; insertion of three roof lights into front roof slope (Lawful Development Certificate for a Proposed Development)

    Granted Lawful development Extension Loft or dormer +1 3 docs

In Old Oak and Park Royal Development Corporation

  • 262843CPL Refused

    29 Nutfield Gardens Northolt UB5 6LU

    Alteration of roof from hip to gable end, rear roof extension; installation of three front rooflights (Lawful Development Certificate for a Proposed Development)

    21 Jul 2026 Lawful development
  • 262774CPL Granted

    133 Cleveland Road West Ealing W13 0EN

    Alteration of roof from hip to gable end and rear roof extension; rear dormer enlargement; installation of three rooflights to front roofslope (Lawful Development Certificate for a Proposed Development)

    14 Jul 2026 Lawful development
  • 262610CPL Refused

    6 Morden Gardens Greenford UB6 0LT

    Single storey rear extension (following demolition of rear addition) (Lawful Development Certificate for a Proposed Development)

    30 Jun 2026 Lawful development
  • 262475CPL Granted

    80 Windmill Lane Greenford UB6 9DS

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

    19 Jun 2026 Lawful development
  • 262678CPL Granted

    19 Southwell Avenue Northolt UB5 4DX

    Rear roof extension; installation of three front rooflights (Lawful Development Certificate for a Proposed Development)

    6 Jul 2026 Lawful development