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Planning application

41 ST MARGARETS ROAD RUISLIP HA4 7NZ

Granted Hillingdon 70388/APP/2025/2792 Full

Works: Extension Loft or dormer

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 hip to gable extension, rear dormer, and 2x sky lights (Application for a Certificate of Lawful Development for a Proposed Development)

As published by the council, reference 70388/APP/2025/2792

Application record

Reference
70388/APP/2025/2792
Type
Full
Status
Approval
Decision
Permitted
Received
4 Nov 2025
Validated
7 Nov 2025
Decided
17 Dec 2025
Ward
RUISLIP 2022
Postcode
HA4 7NZ

Site history

Applications at this address on the Hillingdon register

This site has had 3 applications since 2021: 1 approved, 1 refused.

  • 70388/APP/2026/711 Awaiting decision

    41 ST MARGARETS ROAD RUISLIP HA4 7NZ

    Conversion of roof space to habitable use to include raising roof ridge height, erection of side and rear gable loft extension (incorporating a front door canopy), 3 x side rooflights, juliette balcony to rear, and erection of new side window on first floor

    Submitted 19 Mar 2026
  • 70388/APP/2021/2496 Refused

    41 ST MARGARETS ROAD RUISLIP HA4 7NZ

    Part single storey, part two storey front/side extension

    Decided 18 Aug 2021 Full applications

Timeline

Dates from the published record

  1. 4 Nov 2025

    Received by Hillingdon

  2. 7 Nov 2025

    Validated

    Checked as complete and ready for consideration.

  3. 17 Dec 2025

    Decision issued: Permitted

  4. 12 Aug 2026

    Added to PlanIndex

Documents

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

8 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 17 December 2025, 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

  • 41 ST MARGARETS ROAD RUISLIP HA4 7NZ

    70388/APP/2021/2496 Submitted 22 Jun 2021 0m away

    Part single storey, part two storey front/side extension

    Refused Full applications Extension 9 docs
    Small domestic

  • 41 ST MARGARETS ROAD RUISLIP HA4 7NZ

    70388/APP/2026/711 Submitted 19 Mar 2026 0m away

    86% historically approved · decision due ~14 May

    Conversion of roof space to habitable use to include raising roof ridge height, erection of side and rear gable loft extension (incorporating a front door canopy), 3 x side rooflights, juliette balcony to rear, and erection of new side window on first floor

    Awaiting decision Extension Loft or dormer +2

  • 11 ELLESMERE CLOSE RUISLIP HA4 7PQ

    79635/APP/2026/837 Submitted 31 Mar 2026 216m away

    Details pursuant to the discharge of Conditions 9 (Surface Water Drainage) of planning permission ref. 79635/APP/2025/2209, dated 26-02-26 (Erection of a single storey side and rear extension, following demolition of existing garage.)

    Granted Full applications Extension Demolition 6 docs
    Small domestic

  • 11 ELLESMERE CLOSE RUISLIP HA4 7PQ

    79635/APP/2025/2209 Submitted 18 Aug 2025 216m away

    Erection of a single storey side and rear extension, following demolition of existing garage.

    Granted Full applications Extension Demolition 8 docs
    Small domestic

  • 18 MILL DRIVE RUISLIP HA4 7GL

    80144/APP/2026/1542 Submitted 22 Jun 2026 238m away

    87% historically approved · decision due ~15 Sep

    Erection of a single storey rear extension, installation of a rear dormer, installation of new front facing window, and demolition of rear garden decking.

    Decided Full applications Extension Loft or dormer +2 9 docs
    Small domestic

  • 19 MILL DRIVE RUISLIP HA4 7GL

    78216/APP/2026/1109 Submitted 3 May 2026 238m away

    Proposed installation of solar panels to the side and rear roof slopes, installation of an AC compressor unit to the side elevation.

    Granted Full applications 13 docs

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