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Planning application

1 Ashdene, Pinner, Harrow, HA5 3PD

Status unknown Harrow PL/0778/26 Certificate of Lawful Development Proposed

Works: Extension Windows or glazing Small domestic

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

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: Side porch; Single story rear extension; Replacement windows in first floor side and rear elevations

As published by the council, reference PL/0778/26

Application record

Reference
PL/0778/26
Type
Certificate of Lawful Development Proposed
Received
22 Mar 2026
Ward
Pinner South
Postcode
HA5 3PD

Timeline

Dates from the published record

  1. 22 Mar 2026

    Received by Harrow

  2. 12 Aug 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 17 May 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

  • 11 Cuckoo Hill Drive, Pinner, Harrow, HA5 3PG

    PL/0267/26 Submitted 30 Jan 2026 68m away

    Decision due ~27 Mar

    Single storey front, side and rear extension (demolition of garage)

    Status unknown Householder Extension Demolition
    Small domestic

  • 11 Cuckoo Hill Drive, Pinner, Harrow, HA5 3PG

    PL/2450/25 Submitted 22 Sep 2025 68m away

    Decision due ~17 Nov

    Single storey front , side and rear extension; external alterations (demolition of garage and rear extension)

    Status unknown Householder Extension Demolition
    Small domestic

  • 20 Cuckoo Hill Drive, Pinner, Harrow, HA5 3PF

    PL/0167/26 Submitted 21 Jan 2026 107m away

    Decision due ~18 Mar

    First floor side to rear extension; single storey rear extension; side and rear dormers; external alterations

    Status unknown Householder Extension Loft or dormer
    Small domestic

  • 16 Cuckoo Hill Drive, Pinner, Harrow, HA5 3PF

    PL/0111/26 Submitted 15 Jan 2026 107m away

    Decision due ~12 Mar

    Single and two storey side and rear extensions; conversion of garage into habitable room; single storey other side extension; rear dormers; external alterations

    Status unknown Householder Extension Loft or dormer
    Small domestic

  • 46 Cuckoo Hill Drive, Pinner, Harrow, HA5 3PJ

    PL/2246/25 Submitted 27 Aug 2025 112m away

    Decision due ~22 Oct

    Front porch, First floor front extension, Single and two storey side to rear extension, Single storey rear extension, Alterations and extension to roof to form side dormer and rear dormer with Juliette Bbalcony, Roof lights in both side roof slopes, Raised patio to rear with balustrade, 1.8m fence to rear, External alterations (Demolition of attached garage and front entrance canopy)

    Status unknown Householder Extension Loft or dormer +1
    Small domestic

  • 46 Cuckoo Hill Drive, Pinner, Harrow, HA5 3PJ

    PL/1797/24 Submitted 1 Jul 2024 112m away

    Front porch; single and two storey side to rear extension; single storey rear extension; first floor front extension; alterations and extension to roof; side dormer; rear dormer with Juliette balcony; rooflights in both side roof slopes; external alterations (demolition of attached garage and front entrance canopy)

    Granted Householder Extension Loft or dormer +1
    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

    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