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Planning application

15 Sellers Hall Close London N3 1JL

Awaiting decision Barnet 26/1446/HSE Householder Application

Works: Extension Small domestic

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

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Extension of the existing outbuilding and replacement of flat roof with pitched roof to provide loft storage with internal access

As published by the council, reference 26/1446/HSE

Application record

Reference
26/1446/HSE
Type
Householder Application
Status
Pending Consideration
Received
20 Apr 2026
Validated
24 Apr 2026
Ward
Finchley Church End
Postcode
N3 1JL

Timeline

Dates from the published record

  1. 20 Apr 2026

    Received by Barnet

  2. 24 Apr 2026

    Validated

    Checked as complete and ready for consideration.

  3. 25 Jul 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 19 June 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Barnet took a median of 45 days over the applications it decided in the last year.

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.

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

Open the documents

What happens while it is decided

This application is with Barnet for determination, against a statutory target of eight weeks. Over the last year Barnet decided householder applications in a median of 56 days. More in our guide to how long planning decisions take.

About householder applications

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 9 Lovers Walk London N3 1JH

    26/1447/HSE Submitted 20 Apr 2026 50 yards away

    Remodelling of the existing outbuilding including new access steps to garden level and replacement of flat roof with pitched roof to provide loft storage with internal access following removal of the existing wall

    Granted Householder 11 docs
    Small domestic

  • 1 Lovers Walk London N3 1JH

    TPP/0485/26 Submitted 19 Aug 2026 50 yards away

    78% historically approved · decision due ~14 Oct

    1 x Sycamore (applicants ref. T1) - Remove trunk/epicormic growth and crown lift to provide up to 4m ground clearance, to improve clearance from access route and maintain a suitable pedestrian/vehicle clearance. Standing in T1 of Tree Preservation Order.

    Awaiting decision Trees

  • 18 Sellers Hall Close London N3 1JL

    26/0262/HSE Submitted 23 Jan 2026 50 yards away

    New front porch. Replacement of existing rear windows and doors including ground floor double doors and first floor windows with new balustrades to terrace area and 2no. second floor juliette balconies . Render finish to existing ground floor rear and side elevation

    Granted Householder Extension Windows or glazing 9 docs
    Small domestic

  • 11 Grove Avenue London N3 1QS

    26/1149/192 Submitted 26 Mar 2026 100 yards away

    Roof extension involving 1no. rear dormer window over main roof and 1no. rear dormer over outrigger roof with side window and 2no. front facing rooflights.

    Granted Lawful development Extension Loft or dormer +1 10 docs

  • First Floor Flat 33 Grove Avenue London N3 1QS

    26/0556/FUL Submitted 12 Feb 2026 100 yards away

    Change of use of the upper floor flat (Class C3) to a 3 bed House in Multiple Occupation (HMO) (Class C4). Associated refuse/recycling and cycle storage (AMENDED DESCRIPTION)

    Refused Full applications 15 docs

  • 345 Nether Street London N3 1JN

    26/0042/192 Submitted 7 Jan 2026 100 yards away

    80% historically approved · decision due ~4 Mar

    Erection of a rear outbuilding with patio area following demolition of the existing outbuilding

    Awaiting decision Lawful development Demolition 5 docs

In Barnet

  • 26/3963/HSE Awaiting decision

    97 Morphou Road London NW7 1BG

    Alteration and extension to roof including insertion 2no. side facing rooflights

    Received 2 Nov, published by the council 3 Nov 2026 Householder
  • 26/3953/HSE Awaiting decision

    51 Bedford Avenue Barnet EN5 2ER

    Single storey rear extension with flat roof, 1no. rooflight and new access steps following demolition of the existing conservatory. Removal of the rear chimney stack. Changes to ground floor north side fenestration

    2 Nov 2026 Householder
  • 26/3947/HSE Awaiting decision

    20 Fallow Court Avenue London N12 0EB

    Single storey side and rear extension

    30 Oct 2026 Householder
  • 26/3946/HSE Awaiting decision

    21 Selvage Lane London NW7 3SS

    Single storey front porch extension with pitched roof

    Received 30 Oct, published by the council 3 Nov 2026 Householder
  • 26/3950/HSE Awaiting decision

    113 Walmington Fold London N12 7LH

    Single storey rear extension with pitched gable roof. New Pergola. Installation of Air Source Heat Pump (ASHP)

    Received 30 Oct, published by the council 2 Nov 2026 Householder