36 Friars Avenue London N20 0XH

1. 8 May 2026

   Received by Barnet

2. 25 Jul 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 3 July 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 44 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.

• 48 Friars Avenue London N20 0XH

  26/3102/HSE Submitted 24 Aug 2026 0.1 miles away

  77% historically approved · decision due ~19 Oct

  Enlargement of basement/lower ground floor, Part single, part two storey side and rear extensions. Conversion of garage into habitable space, insertion of window to replace garage door. Enlargement of existing roof extension, rear dormer window. with 3no. front facing rooflights

  Awaiting decision Householder Extension Loft or dormer +1
  Domestic

• 4 St James Close London N20 0NS

  25/4884/HSE Submitted 5 Dec 2025 0.1 miles away

  77% historically approved · decision due ~30 Jan

  Roof extension involving hip to gable, rear dormer window with juliette balcony, 3no. front facing rooflights and new side gable window. Erection of a rear outbuilding following demolition of the existing

  Awaiting decision Householder Extension Loft or dormer +2 7 docs
  Small domestic

• 85 Raleigh Drive London N20 0UZ

  25/3490/192 Submitted 22 Aug 2025 0.1 miles away

  Roof extension involving side and rear dormer windows

  Refused Lawful development Extension Loft or dormer +1 11 docs

• 85 Raleigh Drive London N20 0UZ

  25/4711/192 Submitted 25 Nov 2025 0.1 miles away

  80% historically approved · decision due ~21 Jan

  Roof extension involving rear gable end and window, side dormer with two windows and 2no. side and 1no. front facing rooflights

  Awaiting decision Lawful development Extension Loft or dormer +1 9 docs

• 73 Raleigh Drive London N20 0UZ

  25/4201/192 Submitted 20 Oct 2025 0.1 miles away

  Erection of a rear outbuilding

  Refused Lawful development 12 docs

• 27 Friars Avenue London N20 0XE

  26/2233/192 Submitted 15 Jun 2026 0.1 miles away

  Single storey rear extension with 2no. rooflights following partial demolition of the existing rear extension (amended)

  Granted Lawful development Extension Loft or dormer +1 9 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
• 26/1907/191 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