6 Kelvin Crescent, Harrow Weald, Harrow, HA3 6DP

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.

• 27 Kelvin Crescent, Harrow Weald, Harrow, HA3 6DP

  PL/1582/26 Submitted 11 Jun 2026 50 yards away

  Decision due ~6 Aug

  Certificate of Lawful Development (Proposed): Single storey rear extension; external alterations

  Status unknown Lawful development Extension
  Small domestic

• 2 Stamford Close, Harrow Weald, Harrow, HA3 6DR

  P/1691/23 Submitted 9 Jun 2023 100 yards away

  Outbuilding at side for ancillary leisure use (demolition of outbuilding)

  Granted Householder Demolition 14 docs
  Small domestic

• 1 Stamford Close, Harrow Weald, Harrow, HA3 6DR

  P/0317/21 Submitted 26 Jan 2021 100 yards away

  Single storey front and side extension; first floor front infill extension with dormer; external alterations

  Granted Householder Extension Loft or dormer 27 docs
  Small domestic

• 6 The Coppins, Harrow Weald, Harrow, HA3 6DT

  P/3919/21 Submitted 23 Sep 2021 100 yards away

  A1 Sycamore x 9 (front garden, right hand boundary): Reduce and shape height by up to 3m and reduce lateral growth on property side by around 1.5 - 2m whilst reducing wind-loading in adverse weather conditions

  Granted Trees 8 docs

• 50 Fontwell Close, Harrow Weald, Harrow, HA3 6DE

  P/0502/22 Submitted 14 Feb 2022 100 yards away

  Single storey rear extension

  Granted Lawful development Extension 13 docs
  Small domestic

• 54 Fontwell Close, Harrow, HA3 6DE

  P/5178/17 Submitted 14 Nov 2017 100 yards away

  G4 purple plum (communal land at rear of fontwell close): remove heavily leaning stem vulnerable to failure - retain remaining vertical stem. No crown reduction

  Granted Trees 5 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