Sunnyside House Sunnyside London NW2 2QL

1. 29 Jan 2026

   Received by Barnet

2. 10 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 26 March 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 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.

• 340 Cricklewood Lane London NW2 2QH

  26/3312/191 Submitted 10 Sep 2026 50 yards away

  79% historically approved · decision due ~19 Nov

  Single storey rear extension linking Nos. 340 Cricklewood Lane and 1 Ridge Road

  Awaiting decision Extension
  Small domestic

• Ground Floor Flat 6 Sunnyside London NW2 2QN

  26/1922/FUL Submitted 21 May 2026 50 yards away

  Single storey side/rear extension following demolition of the existing conservatory

  Granted Full applications Extension Demolition 9 docs
  Small domestic

• 1 Ridge Road London NW2 2QT

  26/0277/CON Submitted 26 Jan 2026 50 yards away

  Submission of details of condition 3 (Materials) 10 (Demolition, Construction Management and Logistics Plan) 13 (Levels) pursuant to planning permission 18/2270/FUL dated 24/04/2023

  Granted Conditions Demolition 10 docs

• 283 Cricklewood Lane London NW2 2JJ

  26/3794/FUL Submitted 20 Oct 2026 50 yards away

  63% historically approved · decision due ~15 Dec

  Change of use of the property from a single family dwelling (Class C3) to a House in Multiple Occupation (HMO) (Sui generis) for up to 7 people. Associated refuse/recycling and cycle storage

  Awaiting decision Full applications
  Domestic

• 275 Cricklewood Lane London NW2 2JJ

  25/4370/191 Submitted 3 Nov 2025 50 yards away

  80% historically approved · decision due ~7 Jan

  Use as 1no. self-contained flat

  Awaiting decision Lawful development 5 docs

• 283 Cricklewood Lane London NW2 2JJ

  24/1925/192 Submitted 16 May 2024 50 yards away

  Roof extension with L-shaped dormer incorporating 2 rear dormers and 2 no. front facing rooflights. (amended)

  Granted Lawful development Extension Loft or dormer 3 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