Planning application
50 DIAMOND ROAD RUISLIP HA4 0PG
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Erection of single storey outbuilding to rear garden (Application for a Certificate of Lawful Development for a Proposed Development)
As published by the council, reference 77923/APP/2026/404
Application record
- Reference
- 77923/APP/2026/404
- Type
- Full
- Status
- Approval
- Decision
- Granted As published: Permitted
- Received
- 16 Feb 2026
- Validated
- 25 Feb 2026
- Decided
- 21 Apr 2026
- Ward
- SOUTH RUISLIP 2022
- Postcode
- HA4 0PG
Site history
Applications at this address on the Hillingdon register
This site has had 3 applications since 2025: 2 approved, 0 refused.
-
77923/APP/2026/488 Granted
50 DIAMOND ROAD RUISLIP HA4 0PG
Erection of a single storey wraparound side extension and front porch.
-
77923/APP/2025/2146 Awaiting decision
50 DIAMOND ROAD RUISLIP HA4 0PG
Erection of a single storey rear extension (Retrospective Planning Application)
Timeline
Dates from the published record
-
16 Feb 2026
Received by Hillingdon
-
25 Feb 2026
Validated
Checked as complete and ready for consideration.
-
21 Apr 2026
Decision issued: Permitted
-
12 Aug 2026
Added to PlanIndex
Documents
Plans, drawings, consultee responses and the officer's report
4 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.
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Open the documentsWhat this grant of permission means
Hillingdon granted permission on 21 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 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 0.3 miles
-
50 DIAMOND ROAD RUISLIP HA4 0PG
Erection of a single storey wraparound side extension and front porch.
Granted Full applications Extension 5 docsSmall domestic -
18 DIAMOND ROAD RUISLIP HA4 0PG
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)
Granted Full applications Extension Loft or dormer 16 docsSmall domestic -
50 DIAMOND ROAD RUISLIP HA4 0PG
86% historically approved · decision due ~3 Oct
Erection of a single storey rear extension (Retrospective Planning Application)
Awaiting decision ExtensionSmall domestic -
28 JUBILEE DRIVE RUISLIP HA4 0PQ
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
Granted Full applications Extension 6 docsSmall domestic -
28 JUBILEE DRIVE RUISLIP HA4 0PQ
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
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 docsSmall domestic
Other full applications
In Hillingdon
-
3638/APP/2026/1538 Refused
FORMER REGAL CINEMA 233 HIGH STREET UXBRIDGE UB8 1LD
Change of use of existing nightclub (Sui Generis) to a banqueting suite (Sui Generis) and development of a hotel (Use Class C1) including the change of use of existing gymnasium (Use Class E) and associated landscaping, car, and cycle spaces (Part retrospective).
-
80157/APP/2026/1606 Awaiting decision
9 & 11 PINKWELL LANE HAYES UB3 1PQ
Joint application for a single storey rear & front extension. Followed by demolition of existing rear conservatory & sheds.
-
76676/APP/2026/2023 Awaiting decision
87 NORTH VIEW EASTCOTE HA5 1PX
Erection of a single storey wrap around side and rear extension
-
22901/APP/2026/2013 Awaiting decision
THE RANCHER RICKMANSWORTH ROAD HAREFIELD UB9 6JX
Erection of single storey front infill and side extension
-
76795/APP/2025/2062 Awaiting decision
LAND AT YIEWSLEY LIBRARY & FORMER YIEWSLEY POOL FALLING LANE OTTERFIELD ROAD YIEWSLEY UB7 8AB
Details pursuant to the partial discharge of Conditions 13 (Energy Statement), 14 (Energy Monitoring Plan) and 31 (Drainage Design) for the Falling Lane Site only of planning permission ref. 76795/APP/2023/2503 dated 14-09-2023 for 'Demolition of existing Yiewsley Library Building and the erection of a new residential building on the Yiewsley Library site (Falling Lane) and the erection of a new mixed use building on the former Yiewsley Swimming Pool site (Otterfield Road), with a replacement library at ground floor level, residential uses above and new pedestrian access off of the High Street'. Detailed Description: Demolition of existing Yiewsley Library Building and the erection of a 5-storey residential building, comprising 50 dwellings, with 28 undercroft parking spaces (13 for residential and 15 for use by Rabbsfarm Primary School). The Otterfield Road site proposes the erection of a 5-storey building, comprising 45 dwellings, with 25 car parking spaces (23 for residential and 2 for library users)).