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Planning application

19 Tintern Avenue, London, NW9 0RH

Granted Brent 21/0377 Certificate of Lawfulness - Proposed

Works: Extension Loft or dormer Windows or glazing 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

Certificate of lawfulness for proposed hip to gable loft conversion with rear dormer and juliet balcony; new window to side elevation, front porch extension, single storey rear extension and single storey detached outbuilding in rear garden of dwellinghouse.

As published by the council, reference 21/0377

Application record

Reference
21/0377
Type
Certificate of Lawfulness - Proposed
Status
Decided
Decision
Granted As published: Certificate of Lawfulness - Granted
Received
3 Feb 2021
Validated
9 Feb 2021
Decided
6 Apr 2021
Ward
Queensbury
Decision by
Delegated Team Manager
Postcode
NW9 0RH

Site history

Applications at this address on the Brent register

This site has had 3 applications since 2020: 3 approved, 0 refused.

  • 26/0907 Granted

    19 Tintern Avenue, London, NW9 0RH

    Proposed single storey outbuilding in the rear garden to the dwellinghouse (retrospective)

    Decided 3 Jul 2026 Householder
  • 20/4234 Granted

    19 Tintern Avenue, London, NW9 0RH

    Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6m Maximum height - 3.12m Eaves height - 3m

    Decided 29 Jan 2021 Prior approval

Timeline

Dates from the published record

  1. 3 Feb 2021

    Received by Brent

  2. 9 Feb 2021

    Validated

    Checked as complete and ready for consideration.

  3. 6 Apr 2021

    Decision issued: Certificate of Lawfulness - Granted

  4. 4 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

London Interiors Agent

140 applications on PlanIndex · across 7 councils · 75% granted

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See their track record

Documents

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

11 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 grant of permission means

Brent granted permission on 6 April 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

  • 99 Tintern Avenue, London, NW9 0RH

    25/2553 Submitted 8 Sep 2025 50 yards away

    Demolition of side garage and existing front porch and erection of porch extension, two storey side extension, single storey rear extension and part first floor rear extension, hip to gable roof extension, rear dormer window with 1x front rooflight to the dwellinghouse.

    Granted Householder Extension Loft or dormer +2 9 docs
    Small domestic

  • 25 Tintern Avenue, London, NW9 0RH

    20/2317 Submitted 3 Aug 2020 50 yards away

    Certificate of lawfulness for proposed removal of chimney, erection of hip to gable loft conversion with rear dormer window and juliet balcony; two rooflights to front roof slope and one window in gable end of dwellinghouse

    Granted Lawful development Loft or dormer Windows or glazing 10 docs
    Domestic

  • 19 Tintern Avenue, London, NW9 0RH

    26/0907 Submitted 9 Apr 2026 50 yards away

    Proposed single storey outbuilding in the rear garden to the dwellinghouse (retrospective)

    Granted Householder 7 docs
    Small domestic

  • 87 Tintern Avenue, London, NW9 0RH

    20/1439 Submitted 14 May 2020 50 yards away

    Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6m Maximum height - 3m Eaves height - 2.8m

    Granted Prior approval Extension 10 docs
    Small domestic

  • 19 Tintern Avenue, London, NW9 0RH

    20/4234 Submitted 18 Dec 2020 50 yards away

    Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6m Maximum height - 3.12m Eaves height - 3m

    Granted Prior approval Extension 7 docs
    Small domestic

  • 2 Fairway Avenue, London, NW9 0EJ

    20/3518 Submitted 28 Oct 2020 50 yards away

    Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6m Maximum height - 3.3m Eaves height - 2.9m

    Granted Prior approval Extension 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