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Planning application

12 Ashdale Grove, Stanmore, Harrow, HA7 3SB

Withdrawn Harrow P/1644/23 Certificate of Lawful Development Existing

Works: Extension Windows or glazing Small domestic

Read from the description, not a valuation. How we read the register

Withdrawn before a decision, so it carries no planning weight. A revised scheme can be submitted at any time.

Proposal

CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Front porch and external steps; alteration and replacement of window in front elevation.

As published by the council, reference P/1644/23

Application record

Reference
P/1644/23
Type
Certificate of Lawful Development Existing
Status
Final
Decision
Withdrawn
Received
6 Jun 2023
Validated
16 Jun 2023
Ward
Stanmore
Decision by
WDR
Postcode
HA7 3SB

Site history

Applications at this address on the Harrow register

This site has had 6 applications since 2023: 3 approved, 1 refused.

  • PL/2908/25 Status unknown

    12 Ashdale Grove, Stanmore, Harrow, HA7 3SB

    Certificate of Lawful Development (Proposed): Single storey rear extension (demolition of detached garage) (Following established prior approval reference PL/0172/24)

    Submitted 10 Nov 2025 Lawful development
  • PL/0172/24 Granted

    12 Ashdale Grove, Stanmore, Harrow, HA7 3SB

    Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 2.90 metres high to the eaves

    Submitted 24 Jan 2024 Prior approval
  • P/1646/23/PRIOR Refused

    12 Ashdale Grove, Stanmore, Harrow, HA7 3SB

    Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 2.90 metres high to the eaves

    Decided 18 Jul 2023 Prior approval
  • P/1594/23 Granted

    12 Ashdale Grove, Stanmore, Harrow, HA7 3SB

    CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Alterations and extension to roof to form end gable to create first floor level; rear dormer; three rooflights in front roofslope; extension to svp at side

    Decided 25 Jul 2023 Lawful development
  • P/1542/23 Granted

    12 Ashdale Grove, Stanmore, Harrow, HA7 3SB

    CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Detached outbuilding at rear for use as home office

    Decided 26 Jul 2023 Lawful development

Timeline

Dates from the published record

  1. 6 Jun 2023

    Received by Harrow

  2. 16 Jun 2023

    Validated

    Checked as complete and ready for consideration.

  3. 2 Sep 2026

    Added to PlanIndex

Documents

Plans, drawings, consultee responses and the officer's report

12 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

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Open the documents

What withdrawal means

The applicant withdrew this application before Harrow decided it, and is free to submit a revised scheme at any time. More in our guide to what happens after a planning decision.

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 0.3 miles

  • 17 Ashdale Grove, Stanmore, HA7 3SB

    P/1330/17 Submitted 15 Mar 2017 50 yards away

    Single storey rear extension

    Refused Householder Extension 13 docs
    Small domestic

  • 25 Ashdale Grove, Stanmore, Harrow, HA7 3SB

    P/2001/21 Submitted 12 May 2021 50 yards away

    Certificate of lawful development (proposed): Alterations to roof to form end gable and rear dormer; installation of five rooflights in front roofslope; front porch; replacement of window with door to side elevation

    Granted Lawful development Extension Loft or dormer +1 11 docs
    Small domestic

  • 7 Ashdale Grove, Stanmore, Harrow, HA7 3SB

    P/2494/22 Submitted 5 Jul 2022 50 yards away

    Single storey side to rear extension

    Granted Householder Extension 15 docs
    Small domestic

  • 12 Ashdale Grove, Stanmore, Harrow, HA7 3SB

    PL/0172/24 Submitted 24 Jan 2024 50 yards away

    Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 2.90 metres high to the eaves

    Granted Prior approval Extension
    Small domestic

  • 28 Ashdale Grove, Stanmore, Harrow, HA7 3SB

    PL/0094/24 Submitted 15 Jan 2024 50 yards away

    Single storey side to rear extension; raised patio and external steps to rear; external alterations (demolition of detached garage)

    Granted Householder Extension Demolition
    Small domestic

  • 10 Ashdale Grove, Stanmore, HA7 3SB

    P/0502/17 Submitted 26 Jan 2017 50 yards away

    Single storey rear extension: extending 6 metres beyond the original rear wall 3.8 Metres maximum height 3 metres high to the eaves

    Refused Householder Extension 10 docs
    Small domestic

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

    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