Flat 49, Carnegie House, 21 Peterborough Road, Harrow, HA1 2AX

1. 8 Jan 2026

   Received by Harrow

2. 12 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 5 March 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.

• Kirkland House, 11 - 15 Peterborough Road, Harrow, HA1 2AX

  P/3787/08 Submitted 18 Nov 2008 50 yards away

  External alterations comprising removal of one window on front elevation and installation of new shop front with 3 downlighters; formation of level access; removal of window and installation of door on rear elevation with bulkhead light and two segregatio

  Granted Full applications Windows or glazing 27 docs

• Kirkland House, 11 - 15 Peterborough Road, Harrow, HA1 2AX

  P/3305/08 Submitted 2 Oct 2008 50 yards away

  Part illuminated fascia sign and free standing information screen

  Granted Advertising 20 docs

• Nursing Standard House (Duplicate Record 2 Do Not, 17 - 19 Peterborough Road, Harrow, HA1 2AX

  P/2782/08 Submitted 11 Aug 2008 50 yards away

  Rear extension at ground to third floor level and additional floor at fourth floor level to provide additional office (class b1) floorspace

  Granted Full applications Extension 27 docs

• Paragon House, 17 - 19 Peterborough Road, Harrow, HA1 2AX

  P/2631/08 Submitted 28 Jul 2008 50 yards away

  Addition of two new floors with mansard roof extension and front side and rear dormers on top floor and five storey rear extension to provide 700 sqm of additional floor space external alterations including new windows.

  Granted Full applications Extension Loft or dormer +1 38 docs

• Paragon House, 17 - 19 Peterborough Road, Harrow, HA1 2AX

  P/1352/08DDP Submitted 7 Apr 2008 50 yards away

  Details pursuant to condition 2 (materials) attached to planning permission p/0364/08/cfu dated 19.03.08 For rear extension at ground floor to third floor level and additional fourth floor level to provide additional office (class b1) floorspace

  Decided Conditions Extension 14 docs

• Paragon House, 17 - 19 Peterborough Road, Harrow, HA1 2AX

  P/0364/08 Submitted 24 Jan 2008 50 yards away

  Rear extension at ground to third floor level and additional floor at fourth floor level to provide additional office (class b1) floorspace

  Granted Full applications Extension 44 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