Planning application
12 WHITEHEATH AVENUE RUISLIP
Works: Extension Loft or dormer Windows or glazing
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Conversion of roof space to habitable use to include hip to gable roof extensions of both sides, rear dormer, 3x front roof lights, gable end window, and the erection of outbuilding to the rear garden, following the removal of the existing chimney stacks (Application for a Certificate of Lawful Development for a Proposed Development)
As published by the council, reference 4903/APP/2026/2364
Application record
- Reference
- 4903/APP/2026/2364
- Status
- Undecided
- Received
- 8 Oct 2026
Timeline
Dates from the published record
-
8 Oct 2026
Received by Hillingdon
-
20 Oct 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 3 December 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
Hillingdon took a median of 57 days over the applications it decided in the last year.
What happens while it is decided
This application is with Hillingdon for determination, against a statutory target of eight weeks. Over the last year Hillingdon's median decision took 57 days. More in our guide to how long planning decisions take.
About this record
The published feed does not state which type of application this is; the register entry on Hillingdon's portal will say. Our guide explains the common types.