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Conversion of roof space to habitable use to include hip to gable extension, rear dormer, 2 x front roof lights, and the erection of a single storey rear extension, all following the removal of the existing rear chimney and rear extension.

24 HATCH LANE HARMONDSWORTH

Refusal (Appealed)Reference: 13601/APP/2026/1084London Borough of Hillingdon

Application timeline

Council milestones and published deadlines. A deadline passing does not confirm a decision.

  1. Received

    Published milestoneCouncil source

  2. Validated

    Published milestoneCouncil source

  3. Consultation Started

    Published milestoneCouncil source

  4. Comments Due

    Past published deadline

    A published target or deadline. It does not confirm an outcome.

    Council source

  5. Decided

    Published milestoneCouncil source

  6. Decision By

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    Council source

  7. Lodged

    Published milestoneCouncil source

Application summary

Status
Refusal (Appealed)
Application type
Not published
Received
30 Apr 2026
Validated
28 May 2026
Determination deadline
23 Jul 2026
Local authority
London Borough of Hillingdon

Application overview

Conversion of roof space to habitable use to include hip to gable extension, rear dormer, 2 x front roof lights, and the erection of a single storey rear extension, all following the removal of the existing rear chimney and rear extension.

Proposal details

Reference
13601/APP/2026/1084
Ward
H/ROW VILLAGES 2022
Agent
Mr Youn-ou Kim First Floor, Cobden House 231 Roehampton Lane Roehampton London SW15 4LB

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Application location

24 HATCH LANE HARMONDSWORTH

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Documents 29 of 29

DocumentPublishedAction
ApplicationFormRedacted Application Form - Without Personal DataAPPLICATION FORM5 May 2026View
PP-14899764v1 Location PlanLOCATION PLAN5 May 2026View
Site Photos Photographs and photomontagesPHOTOGRAPHS (Supporting info)5 May 2026View
24 HL -PL -00 Existing & Proposed Site PlanSITE LAYOUT - PROPOSED5 May 2026View
24 HL -PL -01 to 06 Existing and Proposed FPs, Elevations and sectionsPLAN5 May 2026View
ADVERTISEMENT NOTICEADVERTISEMENT NOTICE11 Jun 2026View
FSS.30.04.2026 Fire Safety StatementACCESSIBILITY ASSESSMENT5 May 2026View
Flood.28.04.2026 Flood map for planningFLOOD AND DRAINAGE ASSESSMENT5 May 2026View
HS Heritage statementADDITIONAL DOCUMENTS28 May 2026View
DECISION NOTICEDECISION NOTICE10 Jul 2026View
OFFICERS REPORTSOFFICERS REPORTS10 Jul 2026View
Appeal Form - 14fa9df5-094a-4018-8bdb-6428f966df01-appellant-submissionOther15 Sept 2026View
Officer ReportOfficer Report15 Sept 2026View
Start Letter - Pins EmailNotification from Pinns15 Sept 2026View
Adopted DMHB1 - DMHB6Policies - UDP16 Sept 2026View
Adopted DMHB11 - DMHB12Policies - UDP16 Sept 2026View
Consultation letterNeighbour Consultation Letter16 Sept 2026View
Front Cover & Contents - Local Plan Part 2 Development Management PoliciesPolicies - UDP16 Sept 2026View
Front Cover and Contents - Local Plan Part 1Policies - UDP16 Sept 2026View
Harmondsworth Village Conservation Area AppraisalCon Area Maps & Appraisal /Leaflet16 Sept 2026View
Harmondsworth Village Conservation AreaCon Area Maps & Appraisal /Leaflet16 Sept 2026View
London Plan 2021 Front CoverPolicies - London Plan16 Sept 2026View
London Plan 2021 Policies D3 & D4Policies - London Plan16 Sept 2026View
London Plan 2021 Policy HC1Policies - London Plan16 Sept 2026View
National Planning Policy Framework December 2024Policies - UDP16 Sept 2026View
Notification LetterNeighbour Notification Letter16 Sept 2026View
Policy BE1Policies - UDP16 Sept 2026View
Policy HE1Policies - UDP16 Sept 2026View
Questionnaire - 6015151-lpa-questionnaire-submissionQuestionnaire LPA16 Sept 2026View

Documents open on the council website. Browse council documents if a link has changed.

Decision & conditions

Refusal (Appealed)

Appeal status: Appeal lodged

DECISION NOTICE
Planning conditions

Conditions aren’t listed here. Read the council decision notice for the full decision and conditions.

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