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Northwood

53688/APP/2026/1529Lawful development: Existing useRefused
Lawful development certificate

Proposal

Confirmation of existing use of first and loft floors as a House in Multiple Occupation (Use Class C4) prior to the borough wide Article 4 Direction coming into force on the 11 December 2025 (Application for a Certificate of Lawful Development for an Existing Use)

Received
18 June 2026
Decided
10 September 2026
Ward
NORTHWOOD HILLS 2022
Approximate site (title boundary)
Boundary © HM Land Registry, © Ordnance Survey · details

This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.

  1. Received18 Jun
  2. Validated18 Jun
  3. Consult.
  4. Target13 Aug
  5. Decided10 Sep

Decided in 84 days (council typically 56)

8 weeks typical decision time in Hillingdon81% of lawful development: existing use applications approved

This is a planning application at Northwood. Hillingdon has handled 54 applications of this type and approves 81% of them, typically deciding them in 60 days. This one was decided in 84 days, 3 weeks longer than Hillingdon's median. There have been 168 other applications at this address. In the past year there have been 109 applications across NORTHWOOD HILLS 2022.

Application Details

Reference
53688/APP/2026/1529
Address
Northwood
Local Authority
Hillingdon
Application Type
Lawful development: Existing use
Decision Status
Rejected
Ward
NORTHWOOD HILLS 2022

Applicant & Agent

Planning Application Dates

Date Received
18 June 2026
Target Decision Date
13 August 2026
Date Decided
10 September 2026
Date Validated
18 June 2026
Date Submitted
18 June 2026

Planning Decision

Case Officer
Christopher Lamb

Publicity

Appeal

Additional Information

Coordinates
51.600098, -0.411661
Enriching application data
2/3
Council recordsAppealsFlood risk

Source: Hillingdon

Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.

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Planning constraints

Designations that overlap or adjoin the site outline.

  • Article 4 direction: Residential extensions
  • Flood zone 1: Low probability (rivers and sea)

Possibly incomplete for this council: tree preservation orders.

Also checked, none recorded (22)

flood storage areas, conservation areas, listed buildings, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.

A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.

Data © Crown copyright and others · sources and licences

Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.

© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-10-09. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.

© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.

© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.

Contains Ordnance Survey data © Crown copyright and database right 2026.

Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.

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