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Planning application

55A Dorchester Way, Harrow, HA3 9RQ

Refused Brent 20/4188 Certificate of Lawfulness - Existing

Works: Extension Loft or dormer Domestic

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

Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.

Proposal

Certificate of lawfulness for the existing hip to gable-end roof extension and rear dormer to dwellinghouse

As published by the council, reference 20/4188

Application record

Reference
20/4188
Type
Certificate of Lawfulness - Existing
Status
Decided
Decision
Refused As published: Certificate of Lawfulness - Refused
Received
17 Dec 2020
Validated
29 Dec 2020
Decided
23 Feb 2021
Ward
Kenton
Decision by
Delegated Team Manager
Postcode
HA3 9RQ

Timeline

Dates from the published record

  1. 17 Dec 2020

    Received by Brent

  2. 29 Dec 2020

    Validated

    Checked as complete and ready for consideration.

  3. 23 Feb 2021

    Decision issued: Certificate of Lawfulness - Refused

  4. 2 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Detail Design Agent, a design practice

11 applications on PlanIndex · across 7 councils

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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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What this refusal means

Brent refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. 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

  • 85 Preston Hill, Harrow, HA3 9SQ

    26/1489 Submitted 11 Jun 2026 50 yards away

    79% historically approved · decision due ~6 Aug

    Proposed single-storey rear extension to dwellinghouse

    Decided Extension 7 docs
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  • 91 Preston Hill, Harrow, HA3 9SQ

    25/3133 Submitted 7 Nov 2025 50 yards away

    Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6.00m Maximum height - 3.00m Eaves height - 3.00m

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  • 4 The Garth, Harrow, HA3 9TQ

    20/3078 Submitted 28 Sep 2020 100 yards away

    Proposed erection of part two storey part single storey side extension, single storey rear extension, single storey front extension and new front porch with double entrance doors, loft conversion with rear dormer and juliet balcony, replacement fenestration at first floor level to the rear to include juliet balcony to dwellinghouse

    Refused Householder Extension Loft or dormer +1 20 docs
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  • 4 The Garth, Harrow, HA3 9TQ

    21/1457 Submitted 21 Apr 2021 100 yards away

    Proposed erection of part two storey part single storey side extension, single storey rear extension, single storey front extension and new front porch with double entrance doors, loft conversion with rear dormer and juliet balcony, replacement fenestration at first floor level to the rear to include juliet balcony to dwellinghouse

    Refused Householder Extension Loft or dormer +1 16 docs
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  • 90 Preston Hill, Harrow, HA3 9SG

    26/1212 Submitted 13 May 2026 100 yards away

    79% historically approved · decision due ~3 Aug

    Conversion of existing unauthorised HMO into single family dwellinghouse with, retention of singl...

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  • 90 Preston Hill, Harrow, HA3 9SG

    21/3285 Submitted 27 Aug 2021 100 yards away

    Demolition of existing garage and erection of a single storey side and rear extension to the dwellinghouse.

    Granted Householder Extension Demolition 8 docs
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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