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Planning application

20 Brettenham Road London N18 2ET

Granted Enfield 20/03317/CEA Cert of Lawful Use/Operation - Proposed

Works: Extension Loft or dormer

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

Proposal

Rear and outrigger dormer with front rooflights.

As published by the council, reference 20/03317/CEA

Application record

Reference
20/03317/CEA
Type
Cert of Lawful Use/Operation - Proposed
Status
Decided
Decision
Granted
Received
14 Oct 2020
Validated
21 Oct 2020
Decided
24 Nov 2020
Ward
Edmonton Green
Decision by
Delegated Decision
Postcode
N18 2ET

Site history

Applications at this address on the Enfield register

This site has had 2 applications since 2020: 1 approved, 0 refused.

  • 26/03642/FUL Awaiting decision

    20 Brettenham Road London N18 2ET

    Change of use from Use Class C3 (dwelling house) to Use Class C4 (HMO-house in multiple occupation) with associated amenity, cycle and refuse storage (PART RETROSPECTIVE).

    Submitted 28 Aug 2026 Full applications

Timeline

Dates from the published record

  1. 14 Oct 2020

    Received by Enfield

  2. 21 Oct 2020

    Validated

    Checked as complete and ready for consideration.

  3. 24 Nov 2020

    Decision issued: Granted

  4. 4 Sep 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Blueprint Architects Ltd Agent, an architecture practice registered in London

Dissolved · incorporated 2011 · London

11 applications on PlanIndex · across 3 councils · 70% 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

13 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

Enfield granted permission on 24 November 2020, 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

  • 20 Brettenham Road London N18 2ET

    26/03642/FUL Submitted 28 Aug 2026 50 yards away

    65% historically approved · decision due ~23 Oct

    Change of use from Use Class C3 (dwelling house) to Use Class C4 (HMO-house in multiple occupation) with associated amenity, cycle and refuse storage (PART RETROSPECTIVE).

    Awaiting decision Full applications 14 docs
    Domestic

  • 26 Brettenham Road London N18 2ET

    22/02198/HOU Submitted 21 Jun 2022 50 yards away

    Single storey rear extension.

    Granted Householder Extension 13 docs
    Small domestic

  • Brettenham Primary School Brettenham Road London N18 2ET

    26/02634/CND Submitted 19 Jun 2026 50 yards away

    75% historically approved · decision due ~14 Aug

    Details submitted pursuant to reference 26/01310/FUL: detailed drawings of the proposed doors and windows (4) in respect of replacement of windows and doors with decoration of windows and doors covered by local listing of part of school building.

    Decided Windows or glazing

  • 14 Brettenham Road London N18 2ET

    26/03738/FUL Submitted 2 Sep 2026 50 yards away

    65% historically approved · decision due ~11 Nov

    Change of use from dwelling house (Class C3) to HMO-house in multiple occupation (Class C4) for up to 6 persons including single storey rear extension, rear dormer, dormer to rear outrigger and front roof lights.

    Awaiting decision Full applications Extension Loft or dormer
    Small domestic

  • Laundry Site Brettenham Road London N18 2HE

    26/02852/FUL Submitted 6 Jul 2026 50 yards away

    Second floor extension ancillary to the main use.

    Granted Full applications Extension

  • 12 Argyle Road London N18 2PP

    22/02168/PRH Submitted 17 Jun 2022 50 yards away

    Single storey rear extension 3.90m deep x 3.50m high (3.00m high to eaves).

    Granted Prior approval Extension 5 docs
    Small domestic

In Enfield

  • 26/03723/CEU Awaiting decision

    183 Bowes Road London N11 2HP

    Use of property as 2x self-contained flats.

    Received 1 Sep, published by the council 7 Sep 2026 Lawful development
  • 26/03578/CEA Awaiting decision

    78 Tewkesbury Terrace London N11 2LU

    Single storey rear extension, rear dormer and front roof lights.

    Received 24 Aug, published by the council 28 Aug 2026 Lawful development
  • 26/02977/CEA Granted

    89 Wilbury Way London N18 1BX

    Single storey rear extension, rear dormer and front rooflights.

    Received 13 Jul, published by the council 25 Jul 2026 Lawful development
  • 26/02934/CEA Granted

    2 St Andrews Road London N9 8DB

    Extension of roof at side to form gable, rear dormer and front roof lights.

    Received 10 Jul, published by the council 25 Jul 2026 Lawful development
  • 26/02994/CEA Granted

    88 Greenwood Avenue Enfield EN3 5DX

    Rear dormer with front rooflights.

    Received 15 Jul, published by the council 25 Jul 2026 Lawful development