14A Fernside Avenue London NW7 3BD

1. 9 Sep 2025

   Received by Barnet

2. 10 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 4 November 2025, 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 46 days over the applications it decided in the last year.

This application is with Barnet for determination, against a statutory target of eight weeks. Over the last year Barnet decided lawful development applications in a median of 28 days. More in our guide to how long planning decisions take.

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.

• 8 Fernside Avenue London NW7 3BD

  26/2865/HSE Submitted 3 Aug 2026 50 yards away

  77% historically approved · decision due ~28 Sep

  Part single, part two storey side and rear extensions. Replacement of existing rear dormer window.

  Awaiting decision Householder Extension Loft or dormer +1 10 docs
  Domestic

• 8 Fernside Avenue London NW7 3BD

  26/1812/HSE Submitted 14 May 2026 50 yards away

  Part single, part two storey side and rear extensions. Replacement of existing rear dormer window.

  Refused Householder Extension Loft or dormer +1 11 docs
  Domestic

• 14 Barnet Way London NW7 3BH

  26/3243/192 Submitted 4 Sep 2026 150 yards away

  79% historically approved · decision due ~30 Oct

  New front porch

  Awaiting decision Extension
  Small domestic

• 14 Barnet Way London NW7 3BH

  26/3254/PNH Submitted 7 Sep 2026 150 yards away

  56% historically approved · decision due ~2 Nov

  Single storey rear extension with a proposed depth of 6.00 metres, maximum height of 3.81 metres and eaves height of 2.50 metres. Following demolition of the existing rear outrigger.

  Decided Prior approval Extension Demolition
  Small domestic

• 14 Barnet Way London NW7 3BH

  25/5187/HSE Submitted 29 Dec 2025 150 yards away

  77% historically approved · decision due ~23 Feb

  Erection of a rear outbuilding following demolition of the existing garage

  Awaiting decision Householder Demolition 8 docs
  Small domestic

• 47 Fernside Avenue London NW7 3AX

  26/1515/HSE Submitted 23 Apr 2026 150 yards away

  Single storey front/side extension to form porch entrance (AMENDED DESCRIPTION)

  Granted Householder Extension 12 docs
  Small domestic

• 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