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Planning application

37 Mortimer Road, London, NW10 5QR

Granted Brent 26/1171 Certificate of Lawfulness - Proposed

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

Proposal

Certificate of lawfulness for proposed single storey outbuilding in rear garden of dwellinghouse.

As published by the council, reference 26/1171

Application record

Reference
26/1171
Type
Certificate of Lawfulness - Proposed
Status
Decided
Decision
Granted As published: Certificate of Lawfulness - Granted
Received
8 May 2026
Validated
8 May 2026
Decided
29 Jun 2026
Ward
Queens Park
Decision by
Delegated Team Manager
Postcode
NW10 5QR

Site history

Applications at this address on the Brent register

This site has had 2 applications since 2026: 2 approved, 0 refused.

  • 26/1170 Granted

    37 Mortimer Road, London, NW10 5QR

    Proposed demolition of existing rear dormer, erection of single storey side to rear wraparound extension, rear dormer extension to main roof and rear outrigger and replacement of 1x first floor rear window to the dwellinghouse.

    Decided 8 Jul 2026 Householder

Timeline

Dates from the published record

  1. 8 May 2026

    Received by Brent

  2. 29 Jun 2026

    Decision issued: Certificate of Lawfulness - Granted

  3. 25 Jul 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Design Extension Agent, a design practice registered in Purley

Active · incorporated 2025 · Purley

132 applications on PlanIndex · across 24 councils · 75% granted

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Documents

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

5 documents on file for this application

  • Final delegated report Report · 29 Jun 2026
  • Final decision notice Decision (Public) · 29 Jun 2026
  • Location plan Approved Drawing Plans · 11 May 2026
  • Proposed drawings Approved Drawing Plans · 11 May 2026
  • Application form redacted Application Form (Public) · 11 May 2026

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What this grant of permission means

Brent granted permission on 29 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

  • Unit 2, 27 Mortimer Road, London, NW10 5QR

    26/0851 Submitted 1 Apr 2026 50 yards away

    Prior approval for change of use of existing artists' studio (Class E) to class C3 on existing first floor with retention of storage unit to ground floor.

    Granted Prior approval 11 docs
  • 41 Mortimer Road, London, NW10 5QR

    26/0935 Submitted 14 Apr 2026 50 yards away

    Proposed rear dormer extension with juliet balcony, dormer extension to rear outrigger, raised parapet party walls, with 1x side rooflight and installation of 3x front rooflights to dwellinghouse (revised description)

    Granted Householder Extension Loft or dormer 7 docs
    Domestic
  • 61 Mortimer Road, London, NW10 5QR

    21/0601 Submitted 22 Feb 2021 50 yards away

    Certificate of lawfulness for proposed single storey outhouse in rear garden of dwellinghouse.

    Granted Lawful development 5 docs
    Small domestic
  • 29 Mortimer Road, London, NW10 5QR

    21/0388 Submitted 4 Feb 2021 50 yards away

    Certificate of lawfulness for proposed installation of sliding folding doors to ground floor rear of dwellinghouse.

    Granted Lawful development 4 docs
    Domestic
  • Flat 1, 11 Mortimer Road, London, NW10 5QR

    21/2282 Submitted 18 Jun 2021 50 yards away

    Proposed erection of a single storey outbuilding in rear garden of ground floor flat

    Granted Full applications 8 docs
    Small domestic
  • 61 Mortimer Road, London, NW10 5QR

    21/0612 Submitted 22 Feb 2021 50 yards away

    Demolition of existing rear extension and rebuild of new single storey rear extension to dwellinghouse.

    Refused Householder Extension Demolition 6 docs
    Small domestic

In Brent

  • 26/2285 Awaiting decision

    137 Chatsworth Road, London, NW2 5QT

    Certificate of lawfulness for proposed use as supported housing

    Received 8 Sep, published by the council 21 Sep 2026 Lawful development
  • 26/2277 Awaiting decision

    65 The Avenue, Wembley, HA9 9PH

    Certificate of lawfulness for proposed conversion of outbuilding into a gym and sauna and extension to the outbuilding in rear garden of the dwellinghouse.

    Received 8 Sep, published by the council 21 Sep 2026 Lawful development
  • 26/2199 Awaiting decision

    Flat 8, 399 Neasden Lane North, London, NW10 0BD

    Certificate of lawfulness for existing use of rear unit 8 as a self-contained flat.

    Received 2 Sep, published by the council 21 Sep 2026 Lawful development
  • 26/2093 Awaiting decision

    17 Buller Road, London, NW10 5BS

    Certificate of lawfulness for proposed alterations to front, side and rear fenestrations including installation of ground floor side oriel window and rear timber door to dwellinghouse

    Received 18 Aug, published by the council 21 Sep 2026 Lawful development
  • 26/1208 Granted

    50 Ballogie Avenue, London, NW10 1TA

    Certificate of lawfulness for proposed rear dormer extension, hip to gable roof extension, alteration to fenestration and installation of rooflights to the dwellinghouse

    Received 13 May, published by the council 25 Jul 2026 Lawful development