7 Crossway London NW9 6EN

1. 26 Mar 2026

   Received by Barnet

2. 21 Apr 2026

   Decision issued: Lawful

3. 25 Jul 2026

   Added to PlanIndex

Barnet granted permission on 21 April 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.

• 82 Colin Crescent London NW9 6EY

  26/1084/HSE Submitted 20 Mar 2026 50 yards away

  Single storey rear infill extension with associated access steps and railing. Single storey front porch extension

  Granted Householder Extension 8 docs
  Small domestic

• 80 Colin Crescent London NW9 6EY

  26/0878/HSE Submitted 9 Mar 2026 50 yards away

  Single storey rear extension

  Granted Householder Extension 8 docs
  Small domestic

• 80 Colin Crescent London NW9 6EY

  26/0162/PNH Submitted 15 Jan 2026 50 yards away

  58% historically approved · decision due ~16 Mar

  Single storey rear extension with a proposed depth of 6.00 metres, maximum height of 2.98 metres and eaves height of 2.73 metres, following demolition of existing rear outrigger

  Awaiting decision Prior approval Extension Demolition 5 docs
  Small domestic

• 80 Colin Crescent London NW9 6EY

  26/0161/192 Submitted 15 Jan 2026 50 yards away

  80% historically approved · decision due ~12 Mar

  Roof extension involving hip to gable, rear box dormer with juliette balcony and 2no. front facing rooflights

  Awaiting decision Lawful development Extension Loft or dormer 3 docs

• 80 Colin Crescent London NW9 6EY

  26/0430/192 Submitted 5 Feb 2026 50 yards away

  80% historically approved · decision due ~2 Apr

  Roof extension involving hip to gable, rear boxed dormer with juliette balcony and 2no. front facing rooflights

  Awaiting decision Lawful development Extension Loft or dormer 3 docs

• 9 Colin Gardens London NW9 6EL

  26/3386/HSE Submitted 16 Sep 2026 100 yards away

  77% historically approved · decision due ~11 Nov

  Single storey rear extension with 1no. rooflight following demolition of the existing garage

  Awaiting decision Householder Extension Loft or dormer +1
  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
• 26/1907/191 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
• 26/2059/192 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
• 26/2066/192 Granted

  355 Hendon Way London NW4 3NB

  Roof extension involving rear dormer window and 3no. front facing rooflights. Removal of chimney on rear elevation (AMENDED DESCRIPTION)

  Received 3 Jun, published by the council 16 Aug 2026 Lawful development
• 26/2525/192 Granted

  39 Ridgeway Avenue Barnet EN4 8TN

  Single storey rear extension

  Received 6 Jul, published by the council 9 Aug 2026 Lawful development