60 Lawrence Avenue London NW7 4NN

1. 26 Feb 2026

   Received by Barnet

2. 25 Mar 2026

   Decision issued: Lawful

3. 10 Aug 2026

   Added to PlanIndex

Barnet granted permission on 25 March 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.

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.

• 43 Sunnyfield London NW7 4RD

  26/2158/192 Submitted 10 Jun 2026 100 yards away

  Roof extension involving wraparound side and rear dormer window with 1no. front facing and 1no. side facing rooflight sited on existing roof slopes (amended description)

  Refused Lawful development Extension Loft or dormer +1 6 docs

• 43 Lawrence Avenue London NW7 4NL

  26/0535/HSE Submitted 11 Feb 2026 100 yards away

  Part single, part two storey rear extension with roof over and extension of the existing terrace area. Roof extension involving 2no. rear dormer windows following removal of the existing

  Granted Householder Extension Loft or dormer +1 14 docs
  Domestic

• 11 Tretawn Park London NW7 4PS

  26/1773/NMA Submitted 12 May 2026 100 yards away

  Non material amendment to planning permission 22/5054/HSE dated 09/02/2023 for 'Ground floor rear extension. New pitched roof including extensions at roof level to side and front, new roof finishes and 2no side facing rooflights. New front and side balconies with associated railings. Alterations of existing window and door openings. Change to external wall finish. Alteration to existing front vehicular access and front hardstanding. Changes to boundary treatment. Installation of flue' Amendments include minor revisions to windows and doors

  Granted Amendments Extension Loft or dormer +2 8 docs

• 11 Tretawn Park London NW7 4PS

  26/2213/192 Submitted 15 Jun 2026 100 yards away

  Single storey side extension with 2no. additional rooflights [Amended Description]

  Refused Lawful development Extension Loft or dormer 20 docs
  Small domestic

• 24 Tretawn Gardens London NW7 4NR

  26/0266/HSE Submitted 23 Jan 2026 150 yards away

  Roof extension involving extended crown roof, raising of the ridge height, side and rear dormer windows and 2no. front facing rooflights

  Granted Householder Extension Loft or dormer +2 16 docs
  Domestic

• 11 Tretawn Park London NW7 4PS

  26/2758/RCU Submitted 24 Jul 2026 150 yards away

  79% historically approved · decision due ~2 Oct

  Single storey side extension. 2no. additional rooflights to main roof. (Retrospective Application) (AMENDED PLANS AND DESCRIPTION)

  Decided Extension Loft or dormer
  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