3 Arnold Close, Harrow, HA3 9TN

1. 20 Oct 2021

   Received by Brent

2. 29 Nov 2021

   Decision issued: Prior approval is not required

3. 10 Sep 2026

   Added to PlanIndex

Brent granted permission on 29 November 2021, 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.

Prior approval applies where permitted development rights already grant the principle of the work, leaving the council only the specific matters the rules name, commonly within 56 days. More in our guide to planning application types.

• 231 The Mall, Harrow, HA3 9TX

  22/0970 Submitted 15 Mar 2022 63m away

  Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6m Maximum height - 3.5m Eaves height - 2.5m

  Granted Prior approval Extension 13 docs
  Small domestic

• 213 The Mall, Harrow, HA3 9TX

  22/0973 Submitted 15 Mar 2022 63m away

  Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 4.5m Maximum height - 3.5m Eaves height - 2.5m

  Granted Prior approval Extension 11 docs
  Small domestic

• 211 The Mall, Harrow, HA3 9TX

  20/3281 Submitted 12 Oct 2020 63m away

  Erection of a semi-detached dwellinghouse with associated front landscaping, provision for refuse and cycle storage

  Refused Full applications 8 docs
  Domestic

• 231 The Mall, Harrow, HA3 9TX

  22/0916 Submitted 10 Mar 2022 63m away

  Front porch extension in line with existing bay window at front of the dwellinghouse.

  Granted Full applications Extension Windows or glazing 12 docs
  Small domestic

• 231 The Mall, Harrow, HA3 9TX

  22/0915 Submitted 10 Mar 2022 63m away

  Certificate of lawfulness for proposed hip to gable roof extension and rear dormer loft conversion with 3 front rooflights to the dwellinghouse.

  Granted Lawful development Extension Loft or dormer 13 docs
  Domestic

• 198 The Mall, Harrow, HA3 9TT

  26/1042 Submitted 27 Apr 2026 101m away

  79% historically approved · decision due ~17 Aug

  Proposed dropped kerb for vehicular access and alteration to front boundary wall to the ground fl...

  Decided
  Small domestic

• 26/1517 Granted

  36 Attewood Avenue, London, NW10 0HB

  Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 5m Maximum height - 3m Eaves height - 2.86m

  Received 15 Jun, published by the council 25 Jul 2026 Prior approval
• 26/1153 Granted

  Bestway Cash & Carry, Abbey Road, London, NW10 7BW

  Prior approval for installation of roof mounted solar system comprising PV modules

  Received 6 May, published by the council 25 Jul 2026 Prior approval
• 26/1231 Granted

  143 London Road, Wembley, HA9 7EU

  Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6.00m Maximum height - 3.00m Eaves height - 3.00m

  Received 15 May, published by the council 25 Jul 2026 Prior approval
• 26/1206 Granted

  54 Evelyn Avenue, London, NW9 0JH

  Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6.00m Maximum height - 3.00m Eaves height - 2.80m

  Received 13 May, published by the council 25 Jul 2026 Prior approval
• 26/1139 Refused

  7 Priory Close, Wembley, HA0 2SD

  Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6.00m Maximum height - 3.43m Eaves height - 2.95m

  Received 6 May, published by the council 25 Jul 2026 Prior approval