20 Kingsbridge Drive London NW7 1HN

1. 10 Sep 2025

   Received by Barnet

2. 16 Sep 2025

   Validated

   Checked as complete and ready for consideration.

3. 10 Aug 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 11 November 2025, 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.

• 3 Devonshire Crescent London NW7 1DN

  26/3835/PNH Submitted 22 Oct 2026 100 yards away

  56% historically approved · decision due ~17 Dec

  Single storey rear extension with a proposed depth of 5.00 metres, maximum height of 3.48 metres and eaves height of 3.00 metres. Following demolition of existing rear outrigger.

  Awaiting decision Prior approval Extension Demolition
  Small domestic

• 4 Hatherleigh Close London NW7 1HZ

  26/2826/192 Submitted 30 Jul 2026 150 yards away

  78% historically approved · decision due ~30 Sep

  Roof extension involving rear dormer window and 3no. front facing rooflights

  Awaiting decision Extension Loft or dormer +1

• 74 Devonshire Road London NW7 1DP

  26/3313/HSE Submitted 10 Sep 2026 200 yards away

  77% historically approved · decision due ~9 Nov

  Part single, part two story side and rear extension

  Decided Householder Extension
  Domestic

• 154 Devonshire Road London NW7 1DJ

  26/3339/192 Submitted 11 Sep 2026 250 yards away

  78% historically approved · decision due ~6 Nov

  Roof extension involving hip to gable, rear dormer window and 3no. front facing rooflights. Removal of chimney (Amended Description)

  Awaiting decision Extension Loft or dormer +1

• 154 Devonshire Road London NW7 1DJ

  26/3371/HSE Submitted 15 Sep 2026 250 yards away

  77% historically approved · decision due ~10 Nov

  Single storey rear extension with 6no. rooflights, following the demolition of the existing rear outrigger (amended description)

  Awaiting decision Householder Extension Loft or dormer +1
  Small domestic

• 156 Devonshire Road London NW7 1DJ

  26/2680/HSE Submitted 20 Jul 2026 250 yards away

  77% historically approved · decision due ~14 Sep

  Part single, part two storey side and rear wraparound extensions. Single storey front porch extension

  Decided Householder Extension 13 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