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Planning application

122 Headstone Drive, Wealdstone, Harrow, HA1 4UH

Status unknown Harrow PL/3364/25 Certificate of Lawful Development Proposed

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Certificate of lawful development (Existing): Use of outbuilding in rear garden as granny annexe

As published by the council, reference PL/3364/25

Application record

Reference
PL/3364/25
Type
Certificate of Lawful Development Proposed
Received
29 Dec 2025
Ward
Marlborough
Postcode
HA1 4UH

Site history

Applications at this address on the Harrow register

This site has had 3 applications since 2020: 0 approved, 2 refused.

  • P/1366/20/PRIOR Refused

    122 Headstone Drive, Wealdstone, Harrow, HA1 4UH

    Single Storey Rear Extension 6.00 metres deep, 2.82 metres maximum height, 2.82 metres high to the eaves

    Decided 22 May 2020 Prior approval
  • P/1367/20/PRIOR Refused

    122 Headstone Drive, Wealdstone, Harrow, HA1 4UH

    Single Storey Rear Extension 6.00 metres deep, 2.82 metres maximum height, 2.82 metres high to the eaves

    Decided 22 May 2020 Prior approval

Timeline

Dates from the published record

  1. 29 Dec 2025

    Received by Harrow

  2. 12 Aug 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 23 February 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

Checking the current position

The published feed does not show a live status for this application; the register on Harrow's own portal holds the authoritative version.

About lawful development applications

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.

Nearby applications

Within 500 metres

  • 120 Headstone Drive, Wealdstone, Harrow, HA1 4UH

    P/2298/19 Submitted 21 May 2019 0m away

    Certificate of lawful development (proposed): Rear dormer; three rooflights in front roofslope

    Granted Lawful development Loft or dormer 12 docs
  • Land R/0 118- 120 Headstone Drive , Harrow, HA1 4UH

    PL/0522/26 Submitted 27 Feb 2026 0m away

    Decision due ~24 Apr

    Change of use from Building material storage (Use Class B8) to MOT Centre (Use Class B2); canopy attached to garage; raising roof height of existing garage; boundary treatment with shutter door access; bin stores; external alterations (Demolition of one existing detached garage)

    Status unknown Full applications Demolition
  • 122 Headstone Drive, Wealdstone, Harrow, HA1 4UH

    P/1366/20/PRIOR Submitted 11 Apr 2020 0m away

    Single Storey Rear Extension 6.00 metres deep, 2.82 metres maximum height, 2.82 metres high to the eaves

    Refused Prior approval Extension 3 docs
    Small domestic
  • 122 Headstone Drive, Wealdstone, Harrow, HA1 4UH

    P/1367/20/PRIOR Submitted 11 Apr 2020 0m away

    Single Storey Rear Extension 6.00 metres deep, 2.82 metres maximum height, 2.82 metres high to the eaves

    Refused Prior approval Extension 3 docs
    Small domestic
  • 128 Headstone Drive, Wealdstone, Harrow, HA1 4UH

    P/5108/16 Submitted 26 Oct 2016 0m away

    Vehicle crossover

    Decided Householder 14 docs
    Domestic
  • Sairam Villa, 116 Headstone Drive, Wealdstone, Harrow, HA1 4UH

    P/2199/16 Submitted 9 May 2016 0m away

    Details pursuant to condition 13 (surface water storage/attenuation) attached to planning permission p/3248/13 dated 29/1/14 for variation of condition 15 of planning permission p/2437/10 dated 19/01/2011 to amend the approved plans to increase the ground

    Decided Conditions 9 docs

In Harrow

  • 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