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Planning application

18 DIAMOND ROAD RUISLIP HA4 0PG

Granted Hillingdon 80128/APP/2026/1465 Full

Works: Extension Loft or dormer 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

Conversion of roof space to habitable use to include a rear dormer with Juliette balcony, 1 x front roof light and conversion of roof from hip to gable end, erection of single storey rear extension, and erection of outbuilding to rear garden (Application for a Certificate of Lawful Development for a Proposed Development)

As published by the council, reference 80128/APP/2026/1465

Application record

Reference
80128/APP/2026/1465
Type
Full
Status
Approval
Decision
Permitted
Received
15 Jun 2026
Validated
15 Jun 2026
Decided
7 Aug 2026
Ward
SOUTH RUISLIP 2022
Postcode
HA4 0PG

Timeline

Dates from the published record

  1. 15 Jun 2026

    Received by Hillingdon

  2. 26 Jul 2026

    Added to PlanIndex

  3. 7 Aug 2026

    Decision issued: Permitted

Documents

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

16 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 7 August 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 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

  • 50 DIAMOND ROAD RUISLIP HA4 0PG

    77923/APP/2026/488 Submitted 24 Feb 2026 0m away

    Erection of a single storey wraparound side extension and front porch.

    Granted Full applications Extension 5 docs
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  • 50 DIAMOND ROAD RUISLIP HA4 0PG

    77923/APP/2026/404 Submitted 16 Feb 2026 0m away

    Erection of single storey outbuilding to rear garden (Application for a Certificate of Lawful Development for a Proposed Development)

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  • 50 DIAMOND ROAD RUISLIP HA4 0PG

    77923/APP/2025/2146 Submitted 8 Aug 2025 0m away

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  • 28 JUBILEE DRIVE RUISLIP HA4 0PQ

    76561/APP/2021/2639 Submitted 4 Jul 2021 53m away

    Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 4 metres, for which the maximum height would be 3.7 metres, and for which the height of the eaves would be 2.9 metres

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  • 28 JUBILEE DRIVE RUISLIP HA4 0PQ

    76561/APP/2021/2784 Submitted 15 Jul 2021 53m away

    Conversion of roof space to habitable use to include a rear dormer and 2 front roof lights (Application for a Certificate of Lawful Development for a Proposed Development)

    Granted Full applications Loft or dormer 6 docs
  • 30 JUBILEE DRIVE RUISLIP MIDDLESEX HA4 0PQ

    69300/APP/2026/353 Submitted 11 Feb 2026 53m away

    Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 4.00 metres, for which the maximum height would be 3.00 metres, and for which the height of the eaves would be 2.90 metres.

    Granted Full applications Extension 7 docs
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In Hillingdon

  • 33 FLEMMING AVENUE RUISLIP HA4 9LE

    Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 4.00 metres, for which the maximum height would be 3.30 metres, and for which the height of the eaves would be 3.00 metres.

    3 Aug 2026 Full applications
  • 2 COLLEGE DRIVE RUISLIP HA4 8SB

    Variation of Condition 2 (Approved Plans), 3 (Materials) of planning permission ref. 79068/APP/2024/2610, dated 10-02-25 (Erection of a single storey extension to the side, erection of a single storey extension to the rear, following the demolition of existing single storey side extension and garage. Installation of 4 front roof lights and amendments to fenestrations including removal of pebble dash and the installation of an Air Source Heat Pump.) to be amended in accordance with drawing numbers C01,C02,C03 & C04 with amendment of the rear element and Condition 3 to be amended so that the front extension elevation remains brick, with the side and rear elevations to be silicone render with stipple finish to match existing traditional render.

    9 Jun 2026 Full applications
  • 1 COPSE CLOSE NORTHWOOD HA6 2XG

    Details pursuant to the discharge of Condition 10 (Accessible Housing) of planning permission ref. 78325/APP/2023/2889, dated 19-01-2024 (Erection of a two storey detached dwelling with associated access, parking and amenity space following demolition of existing dwelling.)

    21 Jul 2026 Full applications
  • 132 WHITETHORN AVENUE YIEWSLEY UB7 8LB

    Change of use from ground floor office to annex

    20 Jul 2026 Full applications
  • RUISLIP METHODIST CHURCH ICKENHAM ROAD RUISLIP MIDDLESEX. HA7 7BZ

    Amendments to fenestration to include replacement windows on the front elevation and the insertion of a new fire door on the east side elevation.

    23 Oct 2025 Full applications