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Planning application

18 Dicey Avenue, London, NW2 6AT

Granted Brent 25/3424 Householder

Works: Extension Loft or dormer Small domestic

Read from the description, not a valuation. How we read the register

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

Proposal

Proposed single-storey rear extension, hip-to-gable roof extension with rear dormer, rear balcony with railings and installation of 3x front rooflights to dwellinghouse

As published by the council, reference 25/3424

Application record

Reference
25/3424
Type
Householder
Status
Decided
Decision
Granted As published: Permission Granted
Received
10 Dec 2025
Validated
15 Dec 2025
Decided
9 Feb 2026
Ward
Cricklewood & Mapesbury
Decision by
Delegated Team Manager
Postcode
NW2 6AT

Site history

Applications at this address on the Brent register

This site has had 2 applications since 2025: 1 approved, 1 refused.

  • 26/0441 Refused

    18 Dicey Avenue, London, NW2 6AT

    Non material amendment (Dormer facade and rear surrounding roof of dormer to be manmade slate Grey/Black. Rear extension pitched roof to be manmade slate Grey/Black) of Householder application reference 25/3424 dated 09/02/2026 for Proposed single-storey rear extension, hip-to-gable roof extension with rear dormer, rear balcony with railings and installation of 3x front rooflights to dwellinghouse.

    Decided 2 Apr 2026 Amendments

Timeline

Dates from the published record

  1. 10 Dec 2025

    Received by Brent

  2. 15 Dec 2025

    Validated

    Checked as complete and ready for consideration.

  3. 9 Feb 2026

    Decision issued: Permission Granted

  4. 10 Aug 2026

    Added to PlanIndex

Cases linked to this one on the register

1 later application on the register refers to this one:

  • 26/0441 Refused

    18 Dicey Avenue, London, NW2 6AT

    Non material amendment (Dormer facade and rear surrounding roof of dormer to be manmade slate Grey/Black. Rear extension pitched roof to be manmade slate Grey/Black) of Householder application reference 25/3424 dated 09/02/2026 for Proposed single-storey rear extension, hip-to-gable roof extension with rear dormer, rear balcony with railings and installation of 3x front rooflights to dwellinghouse.

    Decided 2 Apr 2026 Amendments

Who's behind it

Company information only, from the register and Companies House

Crown Architecture & Engineering Ltd Agent, an architecture practice registered in London

Active · incorporated 2025 · London

9 applications on PlanIndex · across 6 councils

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

See their track record

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.

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Open the documents

What this grant of permission means

Brent granted permission on 9 February 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 householder applications

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 18 Dicey Avenue, London, NW2 6AT

    26/0441 Submitted 23 Feb 2026 50 yards away

    Non material amendment (Dormer facade and rear surrounding roof of dormer to be manmade slate Grey/Black. Rear extension pitched roof to be manmade slate Grey/Black) of Householder application reference 25/3424 dated 09/02/2026 for Proposed single-storey rear extension, hip-to-gable roof extension with rear dormer, rear balcony with railings and installation of 3x front rooflights to dwellinghouse.

    Refused Amendments Extension Loft or dormer 4 docs
    Small domestic
  • 23 Dicey Avenue, London, NW2 6AR

    19/4140 Submitted 20 Nov 2019 50 yards away

    Non-material amendment to allow: Alterations to front elevation: rendering to the brickwork, parapet wall and front elevation Alterations to fenestration to front and rear Additional rooflight to side of roofslope New matching roof tiles to main roof. Replacing a window to the rear elevation with a full height window and Juliet balcony. of Householder reference 19/0922 dated 3 May, 2019, for Demolition of rear conservatory and construction of a part two-storey rear extension, loft conversion with rear dormer, roof extension, installation of 3No. front rooflights and 1 No. side rooflight, rear juliette balconies at first and 2nd floors, conversion of garage to a habitable room, creation of a front entrance porch, replacement of windows and front door with aluminium framed casement windows and timber/aluminium framed doors, relocation of side access door, insertion of casement window to ground floor side elevation, replacement garage door to front elevation and associated alterations to the fenestration of the dwellinghouse.

    Granted Amendments Extension Loft or dormer +3 4 docs
    Small domestic
  • 5 Oman Avenue, London, NW2 6AX

    20/2611 Submitted 24 Aug 2020 50 yards away

    Widening of existing vehicular access and creation of 2 off-street car parking spaces and new pedestrian access, new boundary treatment and associated landscaping to front of dwellinghouse

    Withdrawn Householder 2 docs
    Domestic
  • 11 Oman Avenue, London, NW2 6AX

    20/2282 Submitted 30 Jul 2020 50 yards away

    Certificate of lawfulness for proposed single storey rear extension to dwellinghouse

    Granted Lawful development Extension 5 docs
    Small domestic
  • 11 Oman Avenue, London, NW2 6AX

    20/2281 Submitted 30 Jul 2020 50 yards away

    Demolition of side garage and storage and erection of a two storey side extension and 1 side rooflight to dwellinghouse

    Granted Householder Extension Loft or dormer +1 5 docs
    Domestic
  • 14 Sneyd Road, London, NW2 6AN

    20/3659 Submitted 10 Nov 2020 100 yards away

    Demolition of existing rear extension and erection of a single storey rear extension to dwellinghouse

    Granted Householder Extension Demolition 9 docs
    Small domestic

In Brent

  • 26/2300 Awaiting decision

    22 Plympton Avenue, London, NW6 7TJ

    Proposed single-storey side infill extension, replacement of ground floor rear door with window, and replacement of ground floor rear windows with sliding doors to dwellinghouse

    Received 10 Sep, published by the council 21 Sep 2026 Householder
  • 26/2292 Awaiting decision

    116 Stag Lane, Edgware, HA8 5LL

    Demolition of existing side store and proposed single store side to rear extension, first floor part side and rear extension, front porch extension, hip to gable extension, rear dormer window with 4x front rooflights and removal of chimney stack to the dwellinghouse.

    Received 9 Sep, published by the council 21 Sep 2026 Householder
  • 26/2264 Awaiting decision

    19 Littleton Road, Harrow, HA1 3SY

    Proposed demolition of existing garage, single storey side extension and single storey rear extension, and erection of a two-storey side extension, part single and part two storey rear extension, 1x side and 1x rear dormer extension, conversion of garage into habitable space with replacement of garage door with window, alteration to front, rear and side fenestration and removal of chimney to dwellinghouse.

    Received 7 Sep, published by the council 21 Sep 2026 Householder
  • 26/2262 Awaiting decision

    1 Chestnut Grove, Wembley, HA0 2LX

    Demolition of existing conservatory, part two storey rear extension, single storey structure to side extension & front porch and erection of single-storey side to rear extension, erection of first floor rear extension, alterations to raised patio, addition of hipped roof to first-floor side extension, 1x front & 1x rear rooflight, replacement of roof tiles, alterations to fenestrations, rendering to elevations, front porch canopy with pillars, new front door & new garage door to dwellinghouse

    Received 7 Sep, published by the council 21 Sep 2026 Householder
  • 26/2260 Awaiting decision

    19 Mitchell Way, London, NW10 0PT

    Proposed two storey rear extension and front porch extension with canopy to dwellinghouse.

    Received 4 Sep, published by the council 21 Sep 2026 Householder