52 Gainsborough Gardens London NW11 9BL

1. 20 Oct 2021

   Received by Barnet

2. 21 Oct 2021

   Validated

   Checked as complete and ready for consideration.

3. 30 Nov 2021

   Decision issued: Lawful

4. 14 Sep 2026

   Added to PlanIndex

Barnet granted permission on 30 November 2021, 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.

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 Golders Gardens London NW11 9BU

  25/5168/HSE Submitted 24 Dec 2025 50 yards away

  77% historically approved · decision due ~18 Feb

  Part single part two storey rear extension. Conversion of the existing garage, insertion of window to replace to replace garage door. First floor front extension. Roof extension involving hip to gable, rear dormer window

  Awaiting decision Householder Extension Loft or dormer +1 8 docs
  Domestic

• 48 Golders Gardens London NW11 9BU

  25/4811/192 Submitted 2 Dec 2025 50 yards away

  Roof extension involving hip to gable, rear dormer window. (AMENDED DESCRIPTION)

  Refused Lawful development Extension Loft or dormer +1 7 docs

• 48 Golders Gardens London NW11 9BU

  25/3515/HSE Submitted 26 Aug 2025 50 yards away

  77% historically approved · decision due ~4 Nov

  Single storey rear extension. Conversion of the existing garage into habitable room, insertion of window to replace garage door. First floor front/side extension

  Awaiting decision Householder Extension Windows or glazing 7 docs
  Small domestic

• 48 Golders Gardens London NW11 9BU

  25/4412/HSE Submitted 5 Nov 2025 50 yards away

  Single storey rear extension. First floor rear extension. Conversion of the existing garage into habitable room including insertion of window to replace garage door. First floor front extension.

  Granted Householder Extension Windows or glazing 9 docs
  Small domestic

• 48 Golders Gardens London NW11 9BU

  26/2468/192 Submitted 30 Jun 2026 50 yards away

  78% historically approved · decision due ~25 Aug

  Roof extension involving hip to gable, rear dormer window. New front porch

  Awaiting decision Extension Loft or dormer +1
  Small domestic

• 34 Golders Gardens London NW11 9BU

  26/1738/192 Submitted 11 May 2026 100 yards away

  Roof extension involving hip to gable, rear dormer window with juliette balcony and 4no. front facing rooflights

  Granted Lawful development Extension Loft or dormer +1 8 docs

• 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