9 Dollis Avenue London N3 1UD

1. 5 Oct 2021

   Received by Barnet

2. 30 Nov 2021

   Decision issued: Trees: Refuse

3. 14 Sep 2026

   Added to PlanIndex

Barnet refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.

Applications for works to trees cover protected trees: consent under a tree preservation order, or six weeks notice for trees in a conservation area. More in our guide to planning application types.

• 12 Hendon Avenue London N3 1UE

  TPP/0237/24 Submitted 9 May 2024 50 yards away

  1 x Horse Chestnut - Crown lift to 7m, removing minor branches only, to the height of the first major limb that extends over the road. Standing in T1 of Tree Preservation Order. (Amended description)

  Granted Trees 4 docs

• 6 Kingswood Park London N3 1UG

  26/3279/HSE Submitted 8 Sep 2026 50 yards away

  77% historically approved · decision due ~4 Nov

  Single storey front infill extensions and relocation of existing front door including new access steps, alteration to existing garage door. 2no. single storey rear extensions with pitched roof following demolition of the existing conservatory. New side lightwell to basement level. Roof alterations, including raising of front gable pitch, formation of crown roof, 1no. front and 2no. rear dormer windows and new front window and 3 no. crown roof rooflights. Alterations to fenestration

  Decided Householder Extension Loft or dormer +3
  Small domestic

• 17A Dollis Avenue London N3 1UD

  26/1942/HSE Submitted 26 May 2026 150 yards away

  77% historically approved · decision due ~21 Jul

  Single storey side and rear extension and side infill extension with 5no. rooflights and new levelled patio area with associated access steps. Conversion of the existing into habitable room, insertion of window to replace the garage door. Changes to fenestration

  Awaiting decision Householder Extension Loft or dormer +1 7 docs
  Small domestic

• 3 Grenville Close London N3 1UF

  26/1436/NMA Submitted 17 Apr 2026 150 yards away

  Non-material amendments to planning permission reference 26/0029/HSE dated 28/03/26 for 'Single Storey rear infill extension, first floor side extension.' Amendments include changes to fenestration to front and rear elevations

  Granted Amendments Extension Windows or glazing 4 docs
  Small domestic

• 3 Grenville Close London N3 1UF

  26/0029/HSE Submitted 30 Dec 2025 150 yards away

  77% historically approved · decision due ~4 Mar

  First floor side extension

  Awaiting decision Householder Extension 3 docs
  Domestic

• Park House 56 Hendon Lane London N3 1TT

  TPP/0211/24 Submitted 24 Apr 2024 200 yards away

  1 x Copper beech tree (applicants ref. T1) - Thin crown by 10% and prune branches away from First House, Dollis Avenue to give a 3m clearance and remove any dead wood. Standing in T44 of Tree Preservation Order (Amended description)

  Granted Trees 4 docs

• TCP/0586/26 Awaiting decision

  29 Brookland Hill London NW11 6DU

  1 x Magnolia (applicants ref. T1) - Reduce back to previous points of reduction up to 1.00m. 1 x Ash (applicants ref. T2) - Reduce back to previous and most recent points of reduction approximately 2.00m.

  Received 23 Sep, published by the council 25 Sep 2026 Trees
• TCP/0479/26 Decided

  Kingshead The Ridgeway London NW7 1QX

  1x Common ash (Applicants ref. T8) - Remove major deadwood; reduce in height by 4M (to about 14M) and spread to the midpoint of the Ridgeway

  Received 18 Jun, published by the council 25 Sep 2026 Trees
• TCP/0346/26 Decided

  Rosebank Barn The Ridgeway London NW7 1QX

  3x Elm (Applicants ref. G9) - Dead or dying - remove or totemize (by 10M) and leave as dead wood resource no more than 5M in height 4x Common ash (Applicants ref. G10) - Heights range between 16-20M - Reduce in height and spread as indicated within the John Cromar report S1865-J1-R2 on page 13. (Amended description)

  Received 18 Jun, published by the council 25 Sep 2026 Trees
• TPP/0348/26 Granted

  Oak Lodge 67 West Heath Road London NW3 7AP

  1x Copper Beech (applicants ref. T1) - Fell to ground level as it died back. Standing in A27 of order

  Received 19 Jun, published by the council 9 Aug 2026 Trees
• TCP/0386/26 Decided

  Highwood House Highwood Hill London NW7 4HA

  1 x European Ash (applicants ref. T1) - Remove.

  Received 6 Jul, published by the council 9 Aug 2026 Trees