26 Doncaster Gardens, Northolt, Harrow, UB5 4BN

1. 6 Apr 2021

   Received by Harrow

2. 30 Apr 2021

   Validated

   Checked as complete and ready for consideration.

3. 1 Jun 2021

   Decision issued: Grant

4. 2 Sep 2026

   Added to PlanIndex

Harrow granted permission on 1 June 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.

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.

• 9 Mallet Drive, Northolt, Harrow, UB5 4BE

  PL/0969/25 Submitted 7 Apr 2025 109m away

  Certificate of Lawful Proposed Development: Alterations to roof to form rear dormer; installation of two roof lights in front roof slope.

  Granted Lawful development Loft or dormer

• 20 Mallet Drive, Northolt, Harrow, UB5 4BE

  PL/2463/25 Submitted 22 Sep 2025 109m away

  Conversion of Semi-Detached dwelling into Two Separate Dwellings (1x2 bed and 1x3 bed); provision of cycle parking and bin storage, subdivision of amenity space including new front porch to No. 20A and creation of a crossover

  Refused Full applications New dwelling Extension
  Small domestic

• 295 Somervell Road, South Harrow, Harrow, HA2 8UB

  PL/1398/26 Submitted 21 May 2026 124m away

  Decision due ~16 Jul

  Conversion of dwellinghouse into two flats (1 x 3 bed and 1 x 2 bed); single storey rear extension; first floor side to rear extension; landscaping; bin and cycle stores; external alterations

  Status unknown Full applications New dwelling Extension
  Several homes

• 234 Somervell Road, Harrow, HA2 8TR

  P/2750/03/DCP Submitted 25 Nov 2003 211m away

  Certificate of lawful proposed development: single storey rear extension

  Granted Lawful development Extension
  Small domestic

• 240 Somervell Road, Harrow, HA2 8TR

  P/3366/10 Submitted 9 Dec 2010 211m away

  Alterations to roof to form end gable and rear dormer; rooflight in front roofslope

  Decided Householder Loft or dormer 7 docs
  Domestic

• 240 Somervell Road, Harrow, HA2 8TR

  P/0903/11 Submitted 2 Apr 2011 211m away

  Certificate of lawful development (proposed): alterations to roof to form end gable rear dormer and insertion of one rooflight in front roofslope

  Granted Lawful development Loft or dormer 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

  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