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Planning application

146 Fitzjohn Avenue Barnet EN5 2HP

Granted Barnet 26/1599/192 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 hip to gable, rear dormer window, front and side facing rooflights and new side gable window

As published by the council, reference 26/1599/192

Application record

Reference
26/1599/192
Type
Proposed Lawful Development Certificate
Status
Lawful
Decision
Granted As published: Lawful
Received
28 Apr 2026
Validated
29 Apr 2026
Decided
14 May 2026
Ward
Underhill
Decision by
Delegated Decision
Postcode
EN5 2HP

Site history

Applications at this address on the Barnet register

This site has had 2 applications since 2026: 2 approved, 0 refused.

  • 26/1607/192 Granted

    146 Fitzjohn Avenue Barnet EN5 2HP

    New front porch. Changes to ground floor fenestration

    Decided 5 May 2026 Lawful development

Timeline

Dates from the published record

  1. 28 Apr 2026

    Received by Barnet

  2. 29 Apr 2026

    Validated

    Checked as complete and ready for consideration.

  3. 14 May 2026

    Decision issued: Lawful

  4. 25 Jul 2026

    Added to PlanIndex

Documents

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

4 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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Open the documents

What this grant of permission means

Barnet granted permission on 14 May 2026, 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

  • 146 Fitzjohn Avenue Barnet EN5 2HP

    26/1607/192 Submitted 29 Apr 2026 50 yards away

    New front porch. Changes to ground floor fenestration

    Granted Lawful development Extension Windows or glazing 3 docs
    Small domestic

  • 131 Fitzjohn Avenue Barnet EN5 2HR

    25/5111/192 Submitted 19 Dec 2025 50 yards away

    80% historically approved · decision due ~16 Feb

    Single storey rear extension

    Awaiting decision Lawful development Extension 4 docs
    Small domestic

  • 8 Lawnswood Manor Road Barnet EN5 2LJ

    26/2947/FUL Submitted 10 Aug 2026 100 yards away

    61% historically approved · decision due ~5 Oct

    Erection of a rear garden room

    Awaiting decision Full applications

  • 107 Fitzjohn Avenue Barnet EN5 2HR

    26/3017/HSE Submitted 17 Aug 2026 150 yards away

    77% historically approved · decision due ~22 Oct

    Single storey side/rear wrap-around extension including alterations to the patio area and 1no. rooflight. Roof extension involving hip to gable, rear dormer window and 2no. front facing rooflights

    Awaiting decision Householder Extension Loft or dormer +1
    Small domestic

  • 103 Fitzjohn Avenue Barnet EN5 2HR

    26/2946/HSE Submitted 10 Aug 2026 150 yards away

    77% historically approved · decision due ~5 Oct

    Roof extension including hip to gable, rear dormer window, 2no. rear and 3no. front facing rooflights and raising the ridge height

    Decided Householder Extension Loft or dormer +2 7 docs
    Domestic

  • 106 Mays Lane Barnet EN5 2LL

    25/3512/CON Submitted 26 Aug 2025 150 yards away

    Submission of details of condition 3 (Construction Method Statement) 4 (External Materials) 5 (Obscure Glazing) 10 (Curtilage Subdivision) pursuant to planning appeal APP/N5090/W/25/3361262 (planning ref 24/5479/FUL) dated 20/06/2025

    Granted Conditions Windows or glazing 9 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
  • 26/1907/191 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
  • 26/2059/192 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
  • 26/2066/192 Granted

    355 Hendon Way London NW4 3NB

    Roof extension involving rear dormer window and 3no. front facing rooflights. Removal of chimney on rear elevation (AMENDED DESCRIPTION)

    Received 3 Jun, published by the council 16 Aug 2026 Lawful development
  • 26/2525/192 Granted

    39 Ridgeway Avenue Barnet EN4 8TN

    Single storey rear extension

    Received 6 Jul, published by the council 9 Aug 2026 Lawful development