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Planning application

64 Mount Stewart Avenue, Harrow, HA3 0JU

Granted Brent 21/0316 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 21/0316

Application record

Reference
21/0316
Type
Certificate of Lawfulness - Proposed
Status
Decided
Decision
Granted As published: Certificate of Lawfulness - Granted
Received
29 Jan 2021
Validated
29 Jan 2021
Decided
12 Mar 2021
Ward
Kenton
Decision by
Delegated Team Manager
Postcode
HA3 0JU

Site history

Applications at this address on the Brent register

This site has had 2 applications since 2021: 2 approved, 0 refused.

  • 21/0314 Granted

    64 Mount Stewart Avenue, Harrow, HA3 0JU

    Two storey part side and rear extension, single storey side and rear extension, loft conversion with rear dormer window and 6 rooflights, replacement of single glazed casement windows with double glazed white aluminium windows to dwellinghouse

    Decided 29 Mar 2021 Householder

Timeline

Dates from the published record

  1. 29 Jan 2021

    Received by Brent

  2. 12 Mar 2021

    Decision issued: Certificate of Lawfulness - Granted

  3. 4 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

KDB Building Designs Ltd Agent, a design practice registered in Greenford

Active · incorporated 2002 · Greenford

200 applications on PlanIndex · across 9 councils · 85% granted

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

4 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.

Watch members (£5 a month) open the document list from here.

Open the documents

What this grant of permission means

Brent granted permission on 12 March 2021, 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

  • 52 Mount Stewart Avenue, Harrow, HA3 0JU

    26/0828 Submitted 31 Mar 2026 50 yards away

    Proposed change of use from single dwellinghouse (C3) into children's care home (C2) with cycle and refuse storages spaces.

    Refused Full applications 23 docs
    Domestic

  • 62 Mount Stewart Avenue, Harrow, HA3 0JU

    24/2483 Submitted 4 Sep 2024 50 yards away

    Demolition of garage and proposed single-storey side to rear extension, front porch infill, rear dormer, 1x side rooflight and replacement of windows to dwellinghouse

    Granted Householder Extension Loft or dormer +2 14 docs
    Small domestic

  • 58 Mount Stewart Avenue, Harrow, HA3 0JU

    20/2558 Submitted 20 Aug 2020 50 yards away

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

    Granted Lawful development 3 docs
    Small domestic

  • 64 Mount Stewart Avenue, Harrow, HA3 0JU

    21/0314 Submitted 29 Jan 2021 50 yards away

    Two storey part side and rear extension, single storey side and rear extension, loft conversion with rear dormer window and 6 rooflights, replacement of single glazed casement windows with double glazed white aluminium windows to dwellinghouse

    Granted Householder Extension Loft or dormer +1 8 docs
    Small domestic

  • 5 Calverley Gardens, Harrow, HA3 0PE

    26/2116 Submitted 20 Aug 2026 50 yards away

    79% historically approved · decision due ~15 Oct

    Proposed demolition of garage, erection of two storey side extension and single storey rear exten...

    Decided Extension Demolition 9 docs
    Small domestic

  • 3 Calverley Gardens, Harrow, HA3 0PE

    21/0697 Submitted 24 Feb 2021 50 yards away

    Non-material amendment (alteration to extensions) of Householder reference 18/4384 dated 11 January, 2019, for Single storey side to rear extension; First floor side to rear extension

    Refused Amendments Extension 7 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