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Planning application

ALLPORT HOUSE, COWLEY BUSINESS PARK HIGH STREET COWLEY UB8 2AD

Granted Hillingdon 46104/APP/2021/2475 Full

Works: Extension

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

Proposal

Details pursuant to condition 15 (Ecology Protection and Enhancement) of planning permission Ref: 46104/APP/2020/789 (Erection of a roof extension to provide 9 (5 x 3-bed, 3 x 2-bed and 1 x 4-bed) self-contained residential units with car parking, refuse store, amenity space and associated works)

As published by the council, reference 46104/APP/2021/2475

Application record

Reference
46104/APP/2021/2475
Type
Full
Status
Approval
Decision
Permitted
Received
21 Jun 2021
Validated
21 Jun 2021
Decided
13 Aug 2021
Ward
UXBRIDGE SOUTH
Postcode
UB8 2AD

Site history

Applications at this address on the Hillingdon register

This site has had 2 applications since 2021: 2 approved, 0 refused.

  • 46104/APP/2022/775 Granted

    ALLPORT HOUSE, COWLEY BUSINESS PARK HIGH STREET COWLEY UB8 2AD

    Conversion of existing storage at second floor level to create 1 x studio unit, together with external alterations to replace louvre vents with windows.

    Decided 24 Mar 2023 Full applications

Timeline

Dates from the published record

  1. 21 Jun 2021

    Received by Hillingdon

  2. 13 Aug 2021

    Decision issued: Permitted

  3. 5 Aug 2026

    Added to PlanIndex

Documents

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

5 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.

Trade members open them from here.

Open the documents

What this grant of permission means

Hillingdon granted permission on 13 August 2021, 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 full applications

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

Nearby applications

Within 500 metres

  • ALLPORT HOUSE, COWLEY BUSINESS PARK HIGH STREET COWLEY UB8 2AD

    46104/APP/2022/775 Submitted 7 Mar 2022 0m away

    Conversion of existing storage at second floor level to create 1 x studio unit, together with external alterations to replace louvre vents with windows.

    Granted Full applications Windows or glazing 18 docs

  • SWAN HOUSE 6 HIGH STREET COWLEY UB8 2AD

    69732/TRE/2023/55 Submitted 13 Mar 2023 0m away

    To carry out tree surgery including to reduce back to the kerb line all trees alongside the road (along the yellow line on the plan) within Area 1 on TPO 775

    Granted Trees 7 docs

  • Monster Energy Europe Ltd, 7 Cowley Business Park HIGH STREET COWLEY UB8 2AD

    79465/APP/2025/2857 Submitted 13 Nov 2025 0m away

    86% historically approved · decision due ~8 Jan

    Provision of outdoor amenity space and associated signage with external works and landscaping to facilitate the development (part retrospective application).

    Awaiting decision

  • Monster Energy Europe Ltd, 7 Cowley Business Park HIGH STREET COWLEY UB8 2AD

    79465/APP/2026/1659 Submitted 2 Jul 2026 0m away

    86% historically approved · decision due ~27 Aug

    Details pursuant to the discharge of Conditions 3 (Biodiversity Gain Plan) and 4 (scheme to deal with contamination) of planning permission ref. 79465/APP/2025/2857, dated 27-02-2026 (Provision of outdoor amenity space and associated signage with external works and landscaping to facilitate the development (part retrospective application).)

    Decided

  • 14 FERNDALE CRESCENT UXBRIDGE UB8 2AU

    76458/APP/2021/2032 Submitted 20 May 2021 216m away

    Conversion of roof space to habitable use to include a rear dormer with juliette balcony, 2 front roof lights and conversion of roof from hip to gable end (Application for a Certificate of Lawful Development for a Proposed Development)

    Granted Full applications Loft or dormer 9 docs

  • LIDL 137 COWLEY ROAD UXBRIDGE UB8 2AG

    7008/APP/2026/731 Submitted 20 Mar 2026 273m away

    86% historically approved · decision due ~15 May

    Installation of 1 x EV Charger upstand and associated feeder pillar cabinet and car parking layout amendments

    Awaiting decision

In Hillingdon

  • 80149/APP/2026/1572 Granted

    14 LADYGATE LANE RUISLIP HA4 7QU

    Erection of single storey side and rear wraparound extension, a front porch, amendments to fenestration and roof lights to the front, side and rear sloped roof, following the removal of the rear chimney and garden shed. (Description Amended)

    24 Jun 2026 Full applications
  • 79879/APP/2026/1749 Granted

    21 NORTH AVENUE HAYES UB3 2JE

    Erection of part single storey, part double storey rear extension

    13 Jul 2026 Full applications
  • 74889/APP/2026/1363 Granted

    32 MANOR ROAD HAYES UB3 2DG

    Erection of a first-floor rear extension.

    1 Jun 2026 Full applications
  • 53073/APP/2026/1645 Granted

    50 MINET DRIVE HAYES UB3 3JW

    Erection of a part single storey, part two storey extension to the rear

    1 Jul 2026 Full applications
  • 80172/APP/2026/1717 Refused

    6 SQUIRRELS TRADING ESTATE VIVEASH CLOSE HAYES UB3 4RZ

    Change of use from Class B8 to Class E retail

    8 Jul 2026 Full applications