5 Montrose Road, Wealdstone, Harrow, HA3 7DX

1. 14 Apr 2026

   Received by Harrow

2. 12 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 9 June 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

The published feed does not show a live status for this application; the register on Harrow's own portal holds the authoritative version.

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.

• 3 Montrose Road, Wealdstone, Harrow, HA3 7DX

  PL/1001/26 Submitted 14 Apr 2026 0m away

  Decision due ~9 Jun

  Certificate of lawful development (proposed); change of use from C3(a) to C3(b) to allow for up to six people living together as a single household while receiving care

  Status unknown Lawful development

• 47 Aberdeen Road, Harrow, HA3 7NG

  P/807/04/DFU Submitted 30 Mar 2004 52m away

  Single storey rear extension.

  Granted Full applications Extension
  Small domestic

• 47 Aberdeen Road, Harrow, HA3 7NG

  EAST/871/02/CLP Submitted 9 Jul 2002 52m away

  Certificate of lawful proposed development:loft conversion incorporating rear dormer and single storey rear extension

  Granted Lawful development Extension Loft or dormer
  Small domestic

• 40 Aberdeen Road, Harrow, HA3 7NG

  P/0571/07 Submitted 26 Feb 2007 52m away

  Conversion to a flat and a maisonette together with first floor and rear dormer window extension.

  Decided Full applications Extension Loft or dormer +1 23 docs

• 46 Aberdeen Road, Harrow, HA3 7NG

  P/2451/10 Submitted 8 Sep 2010 52m away

  Rear dormer and insertion of one rooflight in front roofslope and new window at side to enlarge first floor flat

  Granted Full applications Loft or dormer Windows or glazing 15 docs

• 40 Aberdeen Road, Harrow, HA3 7NG

  P/2224/06UN Submitted 4 Aug 2006 52m away

  Conversion to a flat and a maisonette together with new first floor rear dormer and single storey rear extensions.

  Decided Full applications Extension Loft or dormer 26 docs
  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