3 Perwell Avenue, Rayners Lane, Harrow, HA2 9LR

This site has had 2 applications since 2025.

• PL/0566/26 Status unknown

  3 Perwell Avenue, Rayners Lane, Harrow, HA2 9LR

  Certificate of Lawful Proposed Development: Change of use from single dwelling house (Use class C3) to a House in Multiple Occupation for up to 6 people (use class C4); Replacement doors and windows in ground floor rear elevation

  Submitted 3 Mar 2026 Lawful development

1. 3 Dec 2025

   Received by Harrow

2. 12 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 28 January 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 Perwell Avenue, Rayners Lane, Harrow, HA2 9LR

  PL/0566/26 Submitted 3 Mar 2026 0m away

  Decision due ~28 Apr

  Certificate of Lawful Proposed Development: Change of use from single dwelling house (Use class C3) to a House in Multiple Occupation for up to 6 people (use class C4); Replacement doors and windows in ground floor rear elevation

  Status unknown Lawful development Windows or glazing
  Domestic

• 22 Perwell Avenue, Rayners Lane, Harrow, HA2 9LS

  P/2398/23 Submitted 17 Aug 2023 38m away

  Outbuilding at rear for use as annexe ancillary to main dwelling (demolition of detached garage at rear)

  Granted Householder Demolition 11 docs
  Small domestic

• 22 Perwell Avenue, Harrow, HA2 9LS

  FP/00832/2020 Submitted 8 Jul 2020 38m away

  Single storey rear extension formation of ground floor wc separate utility room and an ensuite to ground floor

  Granted Extension
  Small domestic

• 22 Perwell Avenue, Rayners Lane, Harrow, HA2 9LS

  P/1792/20 Submitted 29 May 2020 38m away

  CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Rear dormer with juliette balcony and insertion of three rooflights on front roofslope.

  Granted Lawful development Loft or dormer 8 docs

• 22 Perwell Avenue, Rayners Lane, Harrow, HA2 9LS

  P/1692/20/PRIOR Submitted 19 May 2020 38m away

  Single Storey Rear Extension: 6.00 metres deep, 3.80 metres maximum height, 3.00 metres high to the eaves

  Granted Prior approval Extension 8 docs
  Small domestic

• 32 Perwell Avenue, Rayners Lane, Harrow, HA2 9LS

  P/1669/18 Submitted 18 Apr 2018 38m away

  Single Storey Rear Extension extending 6 metres beyond the original rear wall, 2.7 metres maximum height, 2.7 metres high to the eaves

  Withdrawn 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