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Planning application

18 Dorset Avenue Southall UB2 4HF

Granted Old Oak and Park Royal Development Corporation 261244PALHE Prior Approval - Larger Home Extension

Works: Extension Small domestic

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

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Single storey (Max 6m deep and Max 3.43m high) rear extension (42 days Prior Notification Process)

As published by the council, reference 261244PALHE

Application record

Reference
261244PALHE
Type
Prior Approval - Larger Home Extension
Status
Prior Approval Not Required
Decision
Granted As published: Prior Approval Not Required
Received
22 Mar 2026
Validated
24 Mar 2026
Decided
29 Apr 2026
Ward
Norwood Green
Decision by
Delegated Decision
Postcode
UB2 4HF

Site history

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

This site has had 3 applications since 2026: 2 approved, 0 refused.

  • 262421HH Awaiting decision

    18 Dorset Avenue Southall UB2 4HF

    Part single and part two storey rear/side extension incorporating Juliet balcony; two storey side extension; front porch extension; alteration of roof from hip to gable end; rear roof extension; installation of three rooflights to front roofslope (following demolition of existing rear conservatory, side extension); and alteration to fenestration

    Submitted 17 Jun 2026 Householder
  • 261157CPL Granted

    18 Dorset Avenue Southall UB2 4HF

    Alteration of roof from hip to gable end; rear roof extension incorporating a Juliet balcony; and installation two rooflights to front roofslope (Lawful Development Certificate for a Proposed Development)

    Decided 3 Jun 2026 Lawful development

Timeline

Dates from the published record

  1. 22 Mar 2026

    Received by Old Oak and Park Royal Development Corporation

  2. 24 Mar 2026

    Validated

    Checked as complete and ready for consideration.

  3. 29 Apr 2026

    Decision issued: Prior Approval Not Required

  4. 10 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Belgravia Design & Build Ltd Agent, a design practice registered in London

Active · incorporated 2019 · London

48 applications on PlanIndex · across 7 councils · 97% granted

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Documents

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

4 documents on file for this application

  • DECISION NOTICE Decision · 29 Apr 2026
  • LOCATION PLAN Draw - Location Plan · 25 Mar 2026
  • APPLICATIONFORMREDACTED Application Form - Without Personal Data · 22 Mar 2026
  • 0384-18 DORSET AVENUE-FULL BINDER Drawing · 22 Mar 2026

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What this grant of permission means

Old Oak and Park Royal Development Corporation granted permission on 29 April 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

About prior approval applications

Prior approval applies where permitted development rights already grant the principle of the work, leaving the council only the specific matters the rules name, commonly within 56 days. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 18 Dorset Avenue Southall UB2 4HF

    261157CPL Submitted 16 Mar 2026 50 yards away

    Alteration of roof from hip to gable end; rear roof extension incorporating a Juliet balcony; and installation two rooflights to front roofslope (Lawful Development Certificate for a Proposed Development)

    Granted Lawful development Extension Loft or dormer 5 docs
  • 18 Dorset Avenue Southall UB2 4HF

    261244PALHE Submitted 22 Mar 2026 50 yards away

    Single storey (Max 6m deep and Max 3.43m high) rear extension (42 days Prior Notification Process)

    Granted Prior approval Extension 4 docs
    Small domestic
  • 18 Dorset Avenue Southall UB2 4HF

    261157CPL Submitted 16 Mar 2026 50 yards away

    Alteration of roof from hip to gable end; rear roof extension incorporating a Juliet balcony; and installation two rooflights to front roofslope (Lawful Development Certificate for a Proposed Development)

    Granted Lawful development Extension Loft or dormer 5 docs
  • 46 Blandford Road Southall UB2 4JY

    243496HH Submitted 13 Sep 2024 50 yards away

    Addition of an external wall insulation to the elevation to the property at the cladded areas. Installing the External Wall insulation up to the Party Wall in some areas, adding the necessary finish that will be a rendered finish (Colour: to match/contrast with existing being a white) & Existing roof to be removed and replaced with warm roof system with GRP or similar finish, raising the existing roof ridge & reducing the high level window, & New external windows and doors with like for like materials (to match existing).

    Granted Householder Windows or glazing 9 docs
    Domestic
  • 33,34,35,36, 37 & 38 Blandford Road Southall UB2 4JY

    243328FUL Submitted 30 Aug 2024 50 yards away

    Installation of external wall insulation with a rendered finish to the front-facing cladded areas on the existing clerestory roof; replacement of existing roof with warm roof system with GRP or similar finish; replacement of existing front facing window on the clerestory roof; raising the existing roof ridge; and replacement of existing windows and doors (at No. 37 only) (Joint Application)

    Granted Full applications Roofing Windows or glazing 13 docs
  • 33,34,35,36, 37 & 38 Blandford Road Southall UB2 4JY

    243328FUL Submitted 30 Aug 2024 50 yards away

    Installation of external wall insulation with a rendered finish to the front-facing cladded areas on the existing clerestory roof; replacement of existing roof with warm roof system with GRP or similar finish; replacement of existing front facing window on the clerestory roof; raising the existing roof ridge; and replacement of existing windows and doors (at No. 37 only) (Joint Application)

    Granted Full applications Roofing Windows or glazing 13 docs

In Old Oak and Park Royal Development Corporation

  • 263729PALHE Awaiting decision

    51 Waverley Gardens North Circular Road Park Royal NW10 7EE

    Single storey (Max 5m deep and Max 3m high) rear extension (42 days Prior Notification Process)

    Received 8 Oct, published by the council 12 Oct 2026 Prior approval
  • 263717PALHE Awaiting decision

    17 Worcester Gardens Greenford UB6 0BH

    Single storey (Max 6m deep and Max 2.80m high) rear extension (42 days Prior Notification Process)

    Received 8 Oct, published by the council 12 Oct 2026 Prior approval
  • 263709PALHE Awaiting decision

    72 George V Way Perivale UB6 7HT

    Single storey (Max 6m deep and Max 3.30m high) rear extension (42 days Prior Notification Process)

    Received 7 Oct, published by the council 12 Oct 2026 Prior approval
  • 263697PALHE Awaiting decision

    51 West Avenue Southall UB1 2AP

    Single storey (Max 6m deep and Max 2.93m high) rear extension (42 days Prior Notification Process)

    Received 6 Oct, published by the council 12 Oct 2026 Prior approval
  • 263670PALHE Awaiting decision

    21 Minterne Avenue Southall UB2 4HN

    Single storey rear extension (max 6m deep and max 3.22m high) (42 Days Prior Approval Notification Process)

    Received 6 Oct, published by the council 12 Oct 2026 Prior approval