17 Sequoia Park, Pinner, HA5 4DG

1. 27 Nov 2008

   Received by Harrow

2. 1 Dec 2008

   Validated

   Checked as complete and ready for consideration.

3. 22 Jan 2009

   Decision issued: Grant

4. 23 Sep 2026

   Added to PlanIndex

Harrow granted permission on 22 January 2009, 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.

• 4 Wealdwood Gardens, Hatch End, Pinner, Harrow, HA5 4DQ

  PL/3326/25 Submitted 22 Dec 2025 100 yards away

  TPO No. 10 Comprehensive A8 (T1) Mountain Ash (garden): Reduce crown by up to 20% to prune to previous points, approximately 1.5m to 2.5m taken from height and spread. Reason: general maintenance / to contain in location

  Granted Trees

• 3 Meadway Close, Hatch End, Pinner, Harrow, HA5 4AZ

  PL/2120/25 Submitted 12 Aug 2025 100 yards away

  Decision due ~7 Oct

  Replacement entrance door in front elevation, Conversion of garage into habitable room, Replace garage door with window in front elevation; Replacement windows and doors in ground floor rear elevation, Alterations to garage roof, External alterations

  Status unknown Householder Windows or glazing
  Domestic

• 14 Sequoia Park, Hatch End, Pinner, Harrow, HA5 4BS

  PL/0929/25 Submitted 1 Apr 2025 100 yards away

  Front porch, Single storey side to rear extension (Demolition of porch canopy)

  Granted Householder Extension Demolition
  Small domestic

• 20 Sequoia Park, Pinner, HA5 4BS

  P/5835/16 Submitted 9 Dec 2016 100 yards away

  Single and two storey side extension and single storey rear extension (demolition of detached garage)

  Granted Householder Extension Demolition 13 docs
  Small domestic

• 1 Sequoia Park, Hatch End, Pinner, Harrow, HA5 4BS

  P/3640/18 Submitted 13 Aug 2018 100 yards away

  T3 Lime (front, left-hand side): Crown Reduce up to 30%. Cyclical maintenance T2 Wellingtonia (front): Raise Crown to 4m to allow clearance / balance lower crown

  Granted Trees 7 docs

• 2 Sequoia Park, Pinner, HA5 4BS

  P/1328/18 Submitted 28 Mar 2018 100 yards away

  T1 - sequoia - raise crown to 6m (to evenly balance crown base)

  Granted Trees 6 docs

• PL/1761/26 Status unknown

  1 Middle Road, Harrow On The Hill, Harrow, HA2 0HW

  Certificate of lawful development (proposed): Replacement of ground floor front bay window

  Received 29 Jun, published by the council 12 Aug 2026 Lawful development
• PL/1772/26 Status unknown

  114 Somervell Road, South Harrow, Harrow, HA2 8TT

  Certificate of Lawful Proposed Development: Demolition and replacement of first floor level and roof

  Received 29 Jun, published by the council 12 Aug 2026 Lawful development
• PL/1735/26 Status unknown

  222 Malvern Avenue, South Harrow, Harrow, HA2 9HE

  Certificate of lawful development (proposed): Rear dormer; installation of rooflight in front roofslope

  Received 24 Jun, published by the council 12 Aug 2026 Lawful development
• PL/1716/26 Status unknown

  59 Leamington Crescent, South Harrow, Harrow, HA2 9HH

  Certificate of Lawful Development (Proposed): Garden room with garden tools storage at rear (demolition of detached garage)

  Received 22 Jun, published by the council 12 Aug 2026 Lawful development
• PL/1696/26 Status unknown

  31 Chandos Road, Harrow, HA1 4QX

  Certificate of Lawful Development (Proposed): Alterations and extension to roof to form end gable; rear dormer; two rooflights in front roof slope; window in end gable

  Received 22 Jun, published by the council 12 Aug 2026 Lawful development