54 Whitmore Road, West Harrow, Harrow, HA1 4AD

1. 29 Oct 2025

   Received by Harrow

2. 12 Aug 2026

   Added to PlanIndex

Harrow granted permission, 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.

• 66 Whitmore Road, West Harrow, Harrow, HA1 4AD

  PL/0864/26 Submitted 28 Mar 2026 0m away

  Decision due ~23 May

  Certificate of Lawful Development (Existing): Single storey rear extension; conversion of garage into habitable room; external alterations

  Status unknown Lawful development Extension
  Small domestic

• 66 Whitmore Road, West Harrow, Harrow, HA1 4AD

  PL/2932/25 Submitted 11 Nov 2025 0m away

  Decision due ~6 Jan

  Certificate of Lawful Existing Development: Single storey side to rear extension; External alterations (Demolition of attached garage)

  Status unknown Lawful development Extension Demolition
  Small domestic

• 42 Treve Avenue, Harrow, HA1 4AJ

  P/4707/18 Submitted 23 Oct 2018 108m away

  Certificate of lawful development (proposed): conversion of garage to playroom with installation of window to front; external alterations

  Granted Lawful development Windows or glazing 8 docs

• 32 Treve Avenue, West Harrow, Harrow, HA1 4AJ

  P/4767/21/PRIOR Submitted 2 Dec 2021 108m away

  Single Storey Rear Extension: 6.00 metres deep, 3.78 metres maximum height, 3.00 metres high to the eaves

  Granted Prior approval Extension 13 docs
  Small domestic

• 32 Treve Avenue, West Harrow, Harrow, HA1 4AJ

  P/2148/22 Submitted 7 Jun 2022 108m away

  Certificate of lawful proposed development (proposed): Single Storey Rear Extension (following established prior approval under ref: P/4767/21/PRIOR)

  Granted Lawful development Extension 14 docs
  Small domestic

• 14 Treve Avenue, West Harrow, Harrow, HA1 4AJ

  PL/2565/25 Submitted 2 Oct 2025 108m away

  Single storey rear extension: 6.00 metres deep, 3.40 metres maximum height and 3.00 metres high to the eaves

  Granted Prior approval Extension
  Small domestic

• 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

  29 Jun 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

  29 Jun 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

  24 Jun 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)

  22 Jun 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

  22 Jun 2026 Lawful development