71 Sandymount Avenue, Stanmore, HA7 4TZ

1. 25 May 2006

   Received by Harrow

2. 27 Jun 2006

   Validated

   Checked as complete and ready for consideration.

3. 18 Aug 2006

   Decision issued: Grant

4. 23 Sep 2026

   Added to PlanIndex

Harrow granted permission on 18 August 2006, 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.

• 67 Sandymount Avenue, Stanmore, Harrow, HA7 4TZ

  P/5293/19 Submitted 23 Dec 2019 50 yards away

  Single storey front, side and rear extension incorporating front porch

  Granted Householder Extension 10 docs
  Small domestic

• 85 Sandymount Avenue, Stanmore, HA7 4TZ

  P/960/03/DFU Submitted 29 Apr 2003 50 yards away

  Single storey rear to side extension

  Granted Full applications Extension
  Small domestic

• 15 Charlbury Avenue, Stanmore, HA7 4TS

  P/818/03/DCP Submitted 15 Apr 2003 50 yards away

  Certificate of lawful proposed development: alterations to roof to form end gable and rear dormer & two velux fooflights in front roof slope.

  Granted Lawful development Loft or dormer

• 15 Charlbury Avenue, Stanmore, HA7 4TS

  P/0579/10 Submitted 10 Mar 2010 50 yards away

  Certificate of lawful proposed development: single storey side extension

  Decided Lawful development Extension 6 docs
  Small domestic

• 7 Charlbury Avenue, Stanmore, HA7 4TS

  P/2178/11 Submitted 3 Aug 2011 50 yards away

  Single storey front and side extension incorporating front porch

  Granted Householder Extension 11 docs
  Small domestic

• 28 Du Cros Drive, Stanmore, Harrow, HA7 4TN

  P/2235/20 Submitted 2 Jul 2020 150 yards away

  Two side dormers; window in front and rear gables; rooflights in both side roofslopes

  Granted Householder Loft or dormer Windows or glazing 20 docs
  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

  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