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Planning application

100 Marlborough Road Southall UB2 5LP

Refused Old Oak and Park Royal Development Corporation 253178HH Householder

Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.

Proposal

Conversion of existing rear outbuilding for use as home office/Granny Annex.

As published by the council, reference 253178HH

Application record

Reference
253178HH
Type
Householder
Status
Refused
Decision
Refused
Received
19 Aug 2025
Validated
7 Nov 2025
Decided
23 Dec 2025
Ward
Southall Green
Decision by
Delegated Decision
Postcode
UB2 5LP

Site history

Applications at this address on the Old Oak and Park Royal Development Corporation register

This site has had 3 applications since 2025: 1 approved, 1 refused.

  • 261130HH Granted

    100 Marlborough Road Southall UB2 5LP

    Retention of an existing outbuilding for ancillary use (study room annexe/home gym/storage)

    Decided 15 May 2026 Householder
  • 260382CPL Withdrawn

    100 Marlborough Road Southall UB2 5LP

    Conversion of existing rear garage into outbuilding to be used as gym and garden room with associated external alterations to fenestrations; internal alterations (Lawful Development Certificate for a Proposed Development)

    Decided 19 Mar 2026 Lawful development

Timeline

Dates from the published record

  1. 19 Aug 2025

    Received by Old Oak and Park Royal Development Corporation

  2. 7 Nov 2025

    Validated

    Checked as complete and ready for consideration.

  3. 23 Dec 2025

    Decision issued: Refused

  4. 10 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Engineers Associates Agent, an engineering consultancy registered in Tonbridge

Dissolved · incorporated 2017 · Tonbridge

41 applications on PlanIndex · across 8 councils · 70% granted

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

See their track record

Documents

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

9 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.

Watch members (£5 a month) open the document list from here.

Open the documents

What this refusal means

Old Oak and Park Royal Development Corporation refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.

About householder applications

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 100 Marlborough Road Southall UB2 5LP

    261130HH Submitted 16 Mar 2026 50 yards away

    Retention of an existing outbuilding for ancillary use (study room annexe/home gym/storage)

    Granted Householder 8 docs
    Small domestic

  • 100 Marlborough Road Southall UB2 5LP

    253178HH Submitted 19 Aug 2025 50 yards away

    Conversion of existing rear outbuilding for use as home office/Granny Annex.

    Refused Householder 9 docs
    Small domestic

  • 100 Marlborough Road Southall UB2 5LP

    260382CPL Submitted 2 Feb 2026 50 yards away

    Conversion of existing rear garage into outbuilding to be used as gym and garden room with associated external alterations to fenestrations; internal alterations (Lawful Development Certificate for a Proposed Development)

    Withdrawn Lawful development 5 docs

  • 100 Marlborough Road Southall UB2 5LP

    260382CPL Submitted 2 Feb 2026 50 yards away

    Conversion of existing rear garage into outbuilding to be used as gym and garden room with associated external alterations to fenestrations; internal alterations (Lawful Development Certificate for a Proposed Development)

    Withdrawn Lawful development 5 docs

  • 100 Marlborough Road Southall UB2 5LP

    261130HH Submitted 16 Mar 2026 50 yards away

    Retention of an existing outbuilding for ancillary use (study room annexe/home gym/storage)

    Granted Householder 8 docs
    Small domestic

  • 71 Marlborough Road Southall Middlesex UB2 5LP

    214375HH Submitted 24 Jun 2021 100 yards away

    Single storey detached garden outbuilding (following demolition of existing outbuilding and garage)

    Granted Householder Demolition 10 docs
    Small domestic

In Old Oak and Park Royal Development Corporation

  • 260566HH Refused

    1 Benham Road Hanwell W7 1AQ

    Part single part two storey rear extension; insertion of additional window to side elevation first floor level; and front porch extension (following demolition of existing conservatory)

    Received 11 Feb, published by the council 3 Aug 2026 Householder
  • 262878HH Granted

    167 Murray Road Ealing W5 4DD

    Single storey rear extension (following demolition of existing rear addition); removal of chimney breast; and alterations to the fenestration

    Received 23 Jul, published by the council 30 Aug 2026 Householder
  • 262906HH Granted

    6 Milford Road West Ealing W13 9HZ

    Single storey rear extension (following demolition of existing rear addition)

    Received 27 Jul, published by the council 10 Sep 2026 Householder
  • 262954HH Refused

    6 Gosling Close Greenford UB6 9UE

    Single storey extension and internal alterations

    Received 30 Jul, published by the council 10 Sep 2026 Householder
  • 262963HH Granted

    14 Winchester Street Acton W3 8PA

    Single storey side/rear wraparound extension

    Received 31 Jul, published by the council 21 Sep 2026 Householder