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Planning application

FORMER SIPSON GARDEN CENTRE SIPSON ROAD SIPSON UB7 OHW

Awaiting decision Hillingdon 67666/APP/2026/2056

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Request for Scoping Opinion under Regulation 15 of the Town and Country Planning (Environmental Impact Assessment) Regulations 2017 for the erection of a Data centre campus on the Site of the Former Sipson Garden Centre and land to the south, Sipson Road, Sipson.

As published by the council, reference 67666/APP/2026/2056

Application record

Reference
67666/APP/2026/2056
Status
Undecided
Received
24 Aug 2026
Validated
25 Aug 2026

Timeline

Dates from the published record

  1. 24 Aug 2026

    Received by Hillingdon

  2. 25 Aug 2026

    Validated

    Checked as complete and ready for consideration.

  3. 26 Aug 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 20 October 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.