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Planning application

475 Montagu Road London N9 0HS

Refused Enfield 26/01598/CEU Cert of Lawful Use/Operation - Existing

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

Proposal

Use of outbuilding at rear as self-contained dwelling.

As published by the council, reference 26/01598/CEU

Application record

Reference
26/01598/CEU
Type
Cert of Lawful Use/Operation - Existing
Status
Decided
Decision
Refused
Received
23 Apr 2026
Validated
30 Apr 2026
Decided
25 Jun 2026
Ward
Lower Edmonton
Decision by
Delegated Decision
Postcode
N9 0HS

Site history

Applications at this address on the Enfield register

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

  • 26/02794/CEU Refused

    475 Montagu Road London N9 0HS

    Use of outbuilding at rear as self-contained dwelling.

    Decided 26 Aug 2026
  • 20/03032/HOU Refused

    475 Montagu Road London N9 0HS

    Two-storey side/rear extension with integral garage; hip to gable side roof extension; rear dormer with Juliet balcony and front rooflights.

    Decided 20 Nov 2020 Householder

Timeline

Dates from the published record

  1. 23 Apr 2026

    Received by Enfield

  2. 30 Apr 2026

    Validated

    Checked as complete and ready for consideration.

  3. 25 Jun 2026

    Decision issued: Refused

  4. 26 Jul 2026

    Added to PlanIndex

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.

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

Open the documents

What this refusal means

Enfield 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

  • 475 Montagu Road London N9 0HS

    20/03032/HOU Submitted 21 Sep 2020 50 yards away

    Two-storey side/rear extension with integral garage; hip to gable side roof extension; rear dormer with Juliet balcony and front rooflights.

    Refused Householder Extension Loft or dormer 21 docs
    Domestic

  • 475 Montagu Road London N9 0HS

    26/02794/CEU Submitted 1 Jul 2026 50 yards away

    Use of outbuilding at rear as self-contained dwelling.

    Refused
    Small domestic

  • 25 Pentland Close London N9 0XN

    25/01863/CEA Submitted 27 May 2025 50 yards away

    Change of use from Use Class C3 (dwelling house) to Use Class C2 (children's home).

    Granted Lawful development 8 docs
    Domestic

  • 7 Dover Road London N9 0LD

    26/02423/FUL Submitted 9 Jun 2026 100 yards away

    Conversion of single family dwelling house into 2 self-contained flats, involving single storey side/rear extension and extension to front entrance porch (RETROSPECTIVE).

    Granted Full applications New dwelling Extension
    Small domestic

  • 15 Dover Road London N9 0LD

    26/04015/CEA Submitted 21 Sep 2026 100 yards away

    75% historically approved · decision due ~16 Nov

    Extension to roof at side to form gable end with rear dormer and front rooflights.

    Decided Extension Loft or dormer

  • 15 Dover Road London N9 0LD

    26/04016/FUL Submitted 21 Sep 2026 100 yards away

    65% historically approved · decision due ~30 Nov

    Change of use from Use Class C3 (dwelling house) to Use Class C4 (HMO - house in multiple occupation) with rear extension involving demolition of existing rear conservatory, changes to rear ground floor fenestration's, rear dormer with front roof lights, associated amenity, cycle and refuse storage.

    Awaiting decision Full applications Extension Loft or dormer +2
    Small domestic

In Enfield

  • 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
  • 26/02921/CEA Granted

    40 Woodstock Crescent London N9 7LY

    Rear dormer with front roof lights.

    Received 10 Jul, published by the council 25 Jul 2026 Lawful development
  • 26/02940/CEA Granted

    53 Clarence Road Enfield EN3 4BN

    Rear dormer, dormer to rear outrigger and front roof lights.

    Received 10 Jul, published by the council 25 Jul 2026 Lawful development