GW1 Great West House, 983 Great West Road, Brentford, TW8 9DF Data via plota.co.uk

P/2026/1217 - Details pursuant to a planning condition REGISTERED: Under Assessment
Change of useNew homesCommercial premises

Proposal

Details of condition 7 (Delivery and Servicing Plan) and condition 8 (Travel Plan) submitted pursuant to planning permission dated 15/08/2024 for Prior Approval notification for the change of use of the office floorspace (Class E) to provide 11,516sqm of residential floorspace (Class C3) to create 153 new units Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
20 Apr 2026
✓
Validated
21 Apr 2026
Decision
Target date was 16 Jun 2026

Under consideration

No decision has been issued yet. Plota predicted a decision around 19 Oct 2026; it is now day 181.

The consultation period closed on 21 Apr 2026.

Documents 14

Statements & assessments 4

PDF 25512-MA-RP-D-TP01 REV D COMP P-Statement Other · 15 Sept 2026 View ↗ PDF 25512-MA-RP-D-DSP01 REV D COMP P-Statement Other · 15 Sept 2026 View ↗ PDF 25512-MA-RP-D-DSP01 REV C COMP P-Statement Other · 13 Aug 2026 View ↗ PDF 25512-MA-RP-D-TP01 REV C COMP P-Statement Other · 13 Aug 2026 View ↗

Plans & drawings 9

PDF P-Rejected Plans P-Rejected Plans · 13 Aug 2026 View ↗ PDF P-Rejected Plans P-Rejected Plans · 13 Aug 2026 View ↗ PDF P-Rejected Plans P-Rejected Plans · 15 Jun 2026 View ↗ PDF P-Rejected Plans P-Rejected Plans · 15 Jun 2026 View ↗ PDF P-Rejected Plans P-Rejected Plans · 21 Apr 2026 View ↗ PDF P-Rejected Plans P-Rejected Plans · 21 Apr 2026 View ↗ PDF 24-012-200-C01 (Site Location Plan).pdf P-Proposed Other · 21 Apr 2026 View ↗ PDF P-Rejected Plans P-Rejected Plans · 20 Apr 2026 View ↗ PDF P-Rejected Plans P-Rejected Plans · 20 Apr 2026 View ↗

Application forms 1

PDF ApplicationFormRedacted.pdf P-Planning Application Form · 21 Apr 2026 View ↗

All documents on the council site ↗

Associated applications 7

Site constraints 4

2 Article 4 directions
Change of use or development that would result in new dwellings (Class MA/ZA) · Dwellinghouses (C3) to small HMOs (C4) - borough-wide Article 4 Direction. Named permitted development rights are withdrawn here.
An Article 4 direction withdraws particular permitted development rights, so work that would normally need no application needs one here. Not every council has published its directions.
Air quality management area: Hounslow AQMA
The council has declared the area as failing an air quality objective.
Schemes that add traffic, parking or combustion plant are assessed against the area's action plan and may need an air quality assessment.
Council record ↗
Also on the record
Inside the Hounslow built-up area; Public transport access: PTAL 3 (moderate), TfL 2023, for the 100 m square.
Not affected
Outside flood zones 2 and 3 · Not green belt · No listed building at the site

Checked on 11 October 2026. Historic England, the Environment Agency, Natural England, Transport for London (public transport access levels, Powered by TfL Open Data, OGL v3.0, contains OS data © Crown copyright and database right 2025) and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.

Building

Floor area11,877 m² (127,843 sq ft)
Energy ratingD (asset rating 84)
UseOffices and Workshop Businesses
HeatingAir Conditioning

From the energy performance certificate lodged in November 2024, the latest held for this property. The building may have changed since. View the certificate

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Important details

Council
Hounslow
Application type
Details pursuant to a planning condition
Postcode
TW8 9DF
Received
20 Apr 2026
Validated
21 Apr 2026
Ward
Brentford West
Case officer
Show
Applicant
Show

Decision outlook

Day 181, past the statutory target. 83% of changes of use in Hounslow are decided within thirteen weeks; extensions of time are common, and the council need not decide on the day. Last seen undecided on 12 Oct 2026.

Day 181125 days past the 56-day target
62%decided within 8 weeks
52%approved
102decided in the last year

Plota live figures for changes of use decided by Hounslow in the last twelve months, from validation. Hounslow decision record →

Consultation & key dates

Consultation
21 Apr 2026
Comments by
21 Apr 2026
Statutory expiry
16 Jun 2026

Historical activity at this location

27 previous applications on record - archival context, not part of the live application.

This property

Previous applications at this address

2025
Variation of condition 2 (approved plans) to allow amendments to the internal layout of u…
P/2025/3020
2024 Approved
Prior Approval notification for the change of use of the office floorspace (Class E) to p…
PAC/2024/1397
Within ~100m

Nearby activity

2025
Great West House, 993 Great West Road, Brentford, TW8 9DF
Installation of a link bridge at 11th, 12th and 13th floors
P/2025/3810
2025 Approved
Stonehouse Court & Piedmont Court, Riverbank Way, Brentford, TW8 9ZD
Creation of roof extensions, hip to gable conversions and alterations on the existing roo…
P/2025/2083
2025 Refused
Great West House, 993 Great West Road, Brentford, TW8 9DF
Extension of existing stair core and installation of new lift core.
P/2025/2008
2025 Approved
GREAT WEST HOUSE,993 GREAT WEST ROAD,BRENTFORD,TW8 9DF
Installation of three external advertisements, one free-standing advertisement hoarding c…
P/2025/0777
2024 Refused
4 Great West Plaza, Riverbank Way, Brentford, TW8 9RE
Erection of roof extensions including dormers, alterations to elevations including replac…
P/2024/4135
2024 Approved
Great West House,993 Great West Road,Brentford,TW8 9DF
Alterations to the existing building façade to provide new openable windows with integrat…
P/2024/3823
2023 Approved
GREAT WEST HOUSE 993 GREAT WEST ROAD, BRENTFORD, TW8 9DF
Installation of three external advertisements, one x free-standing advertisement hoarding…
P/2023/4016
2024 Approved
GREAT WEST HOUSE 993 GREAT WEST ROAD, BRENTFORD, TW8 9DF
Change of use on floors 1-11 in Great West House 2 to storage (Use Class B8) and office s…
P/2024/0008
2021 Withdrawn
GREAT WEST PLAZA RIVERBANK WAY, BRENTFORD, TW8 9RE
Conversion of vacant underground parking area to provide communal facilities ancillary to…
P/2021/4649
2021 Approved
30 CHURCH WALK, BRENTFORD, TW8 8DB
Ground floor rear extension 6 metres deep, maximum height of 3 metres, 3 metres high to t…
PA/2021/3274
2019 Approved
UNITS 5 AND 6 GREAT WEST PLAZA RIVERBANK WAY, BRENTFORD, TW8 9DD
Erection of roof extensions to all elevations and installation of two automatic opening v…
P/2019/3993
2018 Approved
UNITS 1, 2, 3, 5 & 6 GREAT WEST PLAZA RIVERBANK WAY, BRENTFORD, TW8 9RE
Prior Notification for the change of use of offices (Class B1a) to form 135 apartments (C…
PAC/2019/0029
2018 Approved
UNITS 5 AND 6 GREAT WEST PLAZA RIVERBANK WAY, BRENTFORD, LONDON, TW8 9DD
Erection of roof extensions to all elevations
P/2018/4007
2018 Refused
UNITS 5 AND 6 GREAT WEST PLAZA RIVERBANK WAY, BRENTFORD, LONDON, TW8 9DD
Erection of roof extensions to all elevations
P/2018/3340
2018 Withdrawn
GREAT WEST PLAZA RIVERBANK WAY BRENTFORD LONDON TW8 9RE
Details of Condition 3 (Construction Management Plan) submitted pursuant of planning perm…
P/2018/0951
2018 Approved
GREAT WEST HOUSE 993 GREAT WEST ROAD BRENTFORD TW8 9DF
Replacement of existing windows to North and East elevations at ground floor level. Repla…
P/2018/0971
2017 Refused
UNITS 1 2 3 4 5 & 6 GREAT WEST PLAZA RIVERBANK WAY BRENTFORD LONDON TW8 9RE
Prior notification for the change of use of the existing 2nd and 3rd floors of the premis…
PAC/2017/4987
2017 Approved
UNITS 1 2 3 5 & 6 GREAT WEST PLAZA RIVERBANK WAY BRENTFORD TW8 9RE
Prior notification for the change of use of the existing premises from offices (B1a use)…
PA/2017/4106
2017 Refused
UNITS 1 2 3 5 & 6 GREAT WEST PLAZA RIVERBANK WAY BRENTFORD TW8 9RE
Prior notification for the change of use of the existing premises from offices (B1a use)…
PAC/2017/0025
2016 Approved
993 GREAT WEST HOUSE GREAT WEST ROAD BRENTFORD TW8 9DF
Installation of mounted lettering signage displays on the eastern and western elevations…
P/2016/5543
2016 Refused
UNIT 4 GREAT WEST PLAZA RIVERBANK WAY BRENTFORD TW8 9RE
Prior notification for the change of use of the existing premises from offices (B1a use)…
PA/2016/4315
2016 Approved
GREAT WEST HOUSE 993 GREAT WEST ROAD BRENTFORD TW8 9DF
Installation of 2 x mounted lettering signage to the eastern and western elevations and a…
P/2016/1781
2016 Approved
993 GREAT WEST ROAD BRENTFORD TW8 9DF
Installation of 2 x mounted lettering signage to the eastern and western elevations and a…
P/2016/1693
2016 Approved
GREAT WEST PLAZA RIVERBANK WAY BRENTFORD TW8 9RE
Prior notification for the change of use of the existing premises from offices (B1 use) t…
PA/2016/2234
2016
GREAT WEST HOUSE 993 GREAT WEST ROAD BRENTFORD
Installation of building identification signage to the exterior of GW2, reception areas o…
P/2016/1721
Hounslow
Planning Authority Score
2.1/10
Poor
#268 of 296 councils
Relevant to this application:
Change of use

Hounslow is slower than most councils at deciding householder applications, ranking #203 out of 296. 47% of applications have the time limit extended, above the 41% national average. Hounslow is also one of the strictest councils - it refuses more householder applications than almost any other, with only 75% approved vs 90% nationally.

One of the strictest councils
only 75% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Hounslow decision statistics
Based on MHCLG data, the year to March 2026
71%
Overall approval rate
Below avg (87%) #294 of 296
75%
Householder approved
Below avg (90%) #293 of 296
56%
Decided in 8 weeks
Below avg (63%) #203 of 296
47%
Extended time limit
Above avg (41%) #208 of 296
38%
Minor dwellings approved
82 decided (1-9 homes)
93%
Major dwellings approved
14 decided (10+ homes)
29%
Change of use approved
72 decided
1,191
Total decisions
340 refused in the year to March 2026
Source: MHCLG planning statistics · See full council rankings

Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.