69 Templars Avenue London NW11 0NR

1. 16 May 2024

   Received by Barnet

2. 20 May 2024

   Validated

   Checked as complete and ready for consideration.

3. 17 Jun 2024

   Decision issued: Lawful

4. 7 Sep 2026

   Added to PlanIndex

Barnet granted permission on 17 June 2024, 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.

• 63 Templars Avenue London NW11 0NU

  21/5208/191 Submitted 29 Sep 2021 50 yards away

  Single storey conservatory. Use of the flat roof as terrace/balcony area

  Granted Lawful development Extension 21 docs
  Small domestic

• 10 Portsdown Avenue London NW11 0NB

  21/5851/192 Submitted 3 Nov 2021 50 yards away

  Roof extension involving rear and side dormer window, 1no front facing rooflight

  Granted Lawful development Extension Loft or dormer +1 18 docs

• 4 Portsdown Avenue London NW11 0NB

  26/3586/191 Submitted 5 Oct 2026 50 yards away

  79% historically approved · decision due ~18 Dec

  Use of the property as a (Class C4) 5 bed House in Multiple Occupation (HMO) occupied by 5 people

  Awaiting decision

• 57 Templars Avenue London NW11 0NU

  25/5121/PNH Submitted 19 Dec 2025 100 yards away

  56% historically approved · decision due ~13 Feb

  Single storey rear extension with a proposed depth of 6.00m, maximum height of 3.00m and eaves height of 3.00m

  Awaiting decision Prior approval Extension 4 docs
  Small domestic

• 57 Templars Avenue London NW11 0NU

  25/4013/192 Submitted 3 Oct 2025 100 yards away

  80% historically approved · decision due ~1 Dec

  Erection of a rear outbuilding

  Awaiting decision Lawful development 4 docs

• 57 Templars Avenue London NW11 0NU

  25/4012/HSE Submitted 3 Oct 2025 100 yards away

  77% historically approved · decision due ~11 Dec

  Single storey side and rear infill extensions with 1no. roof lantern

  Awaiting decision Householder Extension Windows or glazing 6 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