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Planning application

26/0885/HSE

73 Derwent Avenue Barnet EN4 8LY

Awaiting decision Barnet Householder Application

Proposal

Single storey side extension

As published by the council, reference 26/0885/HSE

Timeline

Dates from the published record

  1. 9 Mar 2026

    Received by Barnet

  2. 25 Jul 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    The statutory target is eight weeks for most applications and thirteen for major development. Extensions of time are common.

What happens while it is decided

The process from here

This application is with Barnet for determination. The council publicises it, consults neighbours and technical bodies where required, and weighs the responses against local and national planning policy.

The statutory target is eight weeks for most applications and thirteen for major development, though extensions of time are common. Comments carry most weight while the case is undecided, so check the council portal for the deadline if you want to respond.

About householder applications

How this application type works

Householder applications cover work to an existing house and its garden: extensions, loft and garage conversions, porches, outbuildings and similar alterations within the boundary of the home. They cannot be used to create a separate dwelling or change what the building is used for. Councils aim to decide them within eight weeks, and immediate neighbours are usually notified and given a chance to comment.

More on householder applications in our guide

Nearby applications

Within 500 metres

  • 26/2191/192 Awaiting decision

    54 Derwent Avenue Barnet EN4 8LZ

    Roof extension involving rear dormer window with juliette balcony

    12 Jun 2026 47m away Lawful development
  • 26/1532/HSE Awaiting decision

    49 Haslemere Avenue Barnet EN4 8EU

    Single storey rear extension following demolition of the existing lean-to. New front porch

    24 Apr 2026 88m away Householder
  • 26/1619/192 Decided

    81 Avondale Avenue Barnet EN4 8NA

    Roof extension involving hip to gable, rear dormer window, 2no. front facing rooflights and new side gable window

    29 Apr 2026 111m away Lawful development
  • 26/1153/192 Awaiting decision

    46 Haslemere Avenue Barnet EN4 8EZ

    Roof extension involving hip to gable, replacement rear dormer window with juliette balcony and new side gable window

    26 Mar 2026 131m away Lawful development
  • 26/1165/HSE Awaiting decision

    46 Haslemere Avenue Barnet EN4 8EZ

    Single storey rear extension with extended raised patio area with glass balustrade and external steps. Part conversion of the existing garage into a habitable room, including alterations to roof

    26 Mar 2026 131m away Householder
  • 26/1780/HSE Awaiting decision

    25 Grange Avenue Barnet EN4 8NJ

    Part single, part two storey side and rear extensions with pitched roof, 2no. rooflights and new access steps to garden level

    12 May 2026 196m away Householder

In Barnet

  • 26/2837/HSE Awaiting decision

    26 The Drive Barnet EN5 4JQ

    Single storey side and rear extension with 7no. rooflights

    31 Jul 2026 Householder
  • 26/2840/HSE Awaiting decision

    19 Wildwood Road London NW11 6UL

    Replacement of the existing front door, double glazing to existing windows and internal secondary glazing to front elevations; roof covering replacements, soffit and gutter repairs; security cameras, garden shed repairs and repainting, rear boundary hedges to 2.5m with concealed metal fencing

    31 Jul 2026 Householder
  • 26/2813/HSE Awaiting decision

    3 Delamere Gardens London NW7 3EA

    Single storey front extension incorporating a front porch, raising existing side extension floor level to match main house level, new roof with increased height to the side extension and 2no. rooflights, single storey rear extension with 4no. rooflights with new patio area, access steps to garden and hard and soft landscaping. Changes to fenestration: replacement of existing windows

    30 Jul 2026 Householder
  • 26/2812/HSE Awaiting decision

    60 Millway London NW7 3RA

    Two storey side extension linking to house and single storey rear infill extension following demolition of the existing garage. Associated alterations to roof

    30 Jul 2026 Householder
  • 26/2803/HSE Awaiting decision

    15 Poynings Way London N12 7LP

    Part single, part two storey side and rear extension. Conversion and extension of the existing garage, insertion of window to replace garage door. New front porch

    29 Jul 2026 Householder