Skip to content
PlanIndex Get alerts
Menu

Planning application

30 Dersingham Road London NW2 1SL

Granted Barnet 25/4818/192 Proposed Lawful Development Certificate

Works: Extension Loft or dormer Windows or glazing

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

Proposal

Roof extension involving rear dormer window and front facing rooflights

As published by the council, reference 25/4818/192

Application record

Reference
25/4818/192
Type
Proposed Lawful Development Certificate
Status
Lawful
Decision
Granted As published: Lawful
Received
2 Dec 2025
Validated
2 Dec 2025
Decided
22 Dec 2025
Ward
Childs Hill
Decision by
Delegated Decision
Postcode
NW2 1SL

Site history

Applications at this address on the Barnet register

This site has had 4 applications since 2025: 1 approved, 2 refused.

  • 26/1475/HSE Refused

    30 Dersingham Road London NW2 1SL

    Single storey rear extension with 1no. rooflight and new patio area following demolition of the existing rear outrigger and conservatory

    Decided 12 Jun 2026 Householder
  • 26/0043/HSE Awaiting decision

    30 Dersingham Road London NW2 1SL

    Single storey rear extension with 1no. rooflight and new patio area following demolition of the existing rear outrigger and conservatory

    Submitted 7 Jan 2026 Householder
  • 25/4819/PNH Refused

    30 Dersingham Road London NW2 1SL

    Single storey rear extension with a proposed depth of 5.99 metres, maximum height of 3.20 metres and eaves height of 2.99 metres, following the demolition of existing rear outrigger and conservatory.

    Decided 31 Dec 2025 Prior approval

Timeline

Dates from the published record

  1. 2 Dec 2025

    Received by Barnet

  2. 22 Dec 2025

    Decision issued: Lawful

  3. 10 Aug 2026

    Added to PlanIndex

Documents

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

7 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

Barnet granted permission on 22 December 2025, 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

  • 30 Dersingham Road London NW2 1SL

    26/1475/HSE Submitted 21 Apr 2026 50 yards away

    Single storey rear extension with 1no. rooflight and new patio area following demolition of the existing rear outrigger and conservatory

    Refused Householder Extension Loft or dormer +1 15 docs
    Small domestic

  • 30 Dersingham Road London NW2 1SL

    26/0043/HSE Submitted 7 Jan 2026 50 yards away

    77% historically approved · decision due ~4 Mar

    Single storey rear extension with 1no. rooflight and new patio area following demolition of the existing rear outrigger and conservatory

    Awaiting decision Householder Extension Loft or dormer +1 9 docs
    Small domestic

  • 30 Dersingham Road London NW2 1SL

    25/4819/PNH Submitted 2 Dec 2025 50 yards away

    Single storey rear extension with a proposed depth of 5.99 metres, maximum height of 3.20 metres and eaves height of 2.99 metres, following the demolition of existing rear outrigger and conservatory.

    Refused Prior approval Extension Demolition 10 docs
    Small domestic

  • 109 And 111 Greenfield Gardens London NW2 1HU

    26/2759/RCU Submitted 27 Jul 2026 50 yards away

    79% historically approved · decision due ~2 Oct

    Single storey ground, first floor, side and rear extensions to both properties (Retrospective application)

    Awaiting decision Extension
    Small domestic

  • 58 Caddington Road London NW2 1RS

    26/1785/HSE Submitted 12 May 2026 50 yards away

    Single storey side extension with new first floor balcony above. Removal of existing pitched roof to garage and replacement with new flat roof. Construction of rear conservatory

    Withdrawn Householder Extension 10 docs
    Small domestic

  • 96 Greenfield Gardens London NW2 1HY

    24/2420/192 Submitted 18 Jun 2024 150 yards away

    Erection of a rear garden office

    Granted Lawful development 5 docs

In Barnet

  • 26/2679/192 Granted

    21 Myddelton Park London N20 0JH

    Single storey rear extension and increase in ridge height of existing rear outrigger (Amended description).

    Received 20 Jul, published by the council 7 Aug 2026 Lawful development
  • 26/1362/191 Refused

    145 Cotswold Gardens London NW2 1PL

    Use as a House in Multiple Occupation (HMO) for 6 people

    Received 14 Apr, published by the council 25 Jul 2026 Lawful development
  • 26/1907/191 Granted

    8 Golders Manor Drive London NW11 9HT

    Use of the property as a self-contained residential unit at ground floor level and the first and second floors as a 4-bedroom, 4-person House in Multiple Occupation (Sui Generis) (AMENDED DESCRIPTION)

    Received 21 May, published by the council 16 Aug 2026 Lawful development
  • 26/2392/192 Refused

    6 Mostyn Road Edgware HA8 0JD

    New front hardstanding and vehicular access to provide off-street parking

    Received 23 Jun, published by the council 9 Aug 2026 Lawful development
  • 26/2059/192 Refused

    Low Ridge Rowley Lane Barnet EN5 3HS

    Erection of a rear outbuilding

    Received 3 Jun, published by the council 16 Aug 2026 Lawful development