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Planning application

3 Leighton Avenue, Pinner, Harrow, HA5 3BW

Status unknown Harrow PL/0133/26 Certificate of Lawful Development Proposed

Works: Windows or glazing

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

Proposal

Certificate of Lawful Proposed Development: Conversion of garage to habitable room, Replace garage door with window in front elevation, Replace door with window in side elevation

As published by the council, reference PL/0133/26

Application record

Reference
PL/0133/26
Type
Certificate of Lawful Development Proposed
Received
19 Jan 2026
Ward
Pinner
Postcode
HA5 3BW

Timeline

Dates from the published record

  1. 19 Jan 2026

    Received by Harrow

  2. 12 Aug 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 16 March 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

  • 21 Avenue Road, Pinner, Harrow, HA5 3EZ

    PL/3134/25 Submitted 3 Dec 2025 122m away

    Decision due ~28 Jan

    TPO No. 600 Barrow Point Avenue (No.6) Pinner T5 Hornbeam (rear garden): Reduce to above previous points (approximately 2.5m) on height and spread to rebalance

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  • 66 Paines Lane, Pinner, Harrow, HA5 3BL

    P/1161/23 Submitted 17 Apr 2023 124m away

    CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Alterations to roof; side and rear dormers; rooflights in front and side roofslopes

    Granted Lawful development Loft or dormer 15 docs
  • CaffÈ Nero, 1 Love Lane, Pinner, Harrow, HA5 3EE

    PL/0550/26 Submitted 3 Mar 2026 170m away

    Decision due ~28 Apr

    Details pursuant to condition 3 (materials) attached to planning permission P/3669/19 dated 31/07/2020 for Redevelopment to provide three storey building with accommodation in roof to provide Coffee shop (Class A1) on ground floor, 9 flats (7 x 1 bed flats and 2 x 2 bed flats) on upper floors; Refuse and Cycle storage

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  • CaffÈ Nero, 1 Love Lane, Pinner, Harrow, HA5 3EE

    PL/2623/24 Submitted 25 Sep 2024 170m away

    Certificate of Lawful Existing Development: Confirmation of commencement of works for P/3669/19

    Granted Lawful development
  • 99 Paines Lane, Pinner, Harrow, HA5 3BY

    PL/2394/25 Submitted 15 Sep 2025 182m away

    Decision due ~10 Nov

    Single and two storey side to rear extension; single storey rear extension; front porch; bay window to front elevation; external alterations (demolition of detached garage)

    Status unknown Householder Extension Demolition +1
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  • Om Nivas, 91 Paines Lane, Pinner, Harrow, HA5 3BY

    PL/0664/25 Submitted 20 Mar 2025 182m away

    Non-material amendment to planning permission PL/1916/24 dated 29.10.2024 to install two rooflights in front elevation and remove two rooflights from the side elevation 1 and 2

    Granted Amendments Loft or dormer

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