40 Berkeley Square London W1J 5AL Data via plota.co.uk
Proposal
Partial demolition, infilling, extension and alterations to the existing building to form a ten storey building for office use (Class E (g)(i)) comprising: foundation strengthening lightwell infill; infill extensions from level three to eight; demolition of existing level eight; rooftop extension to replace level eight, and form levels nine and ten; replacement façade and altered entrance location; creation of terraces and plant enclosure; urban greening and landscaping; cycle parking; and other associated and ancillary works. Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicted a decision around 19 Oct 2026; it is now day 70.
Documents 112
Statements & assessments 63
Plans & drawings 14
Application forms 1
Consultation & comments 7
Other documents 27
Site constraints 12
Show all 51 with distances
- 13 m41, Berkeley Square W1Grade II
- 38 m42, Berkeley Square W1Grade II
- 41 m1 and 3, Hill Street W1Grade II
- 44 m35, Berkeley Square W1Grade II
- 47 m43, Berkeley Square W1Grade II
- 52 m130, MOUNT STREET (See details for further address information)Grade II
- 53 m125-9, Mount Street W1Grade II
- 55 m44, Berkeley Square W1Grade I
- 56 mCoach and Horses Public HouseGrade II
- 59 m8, Hill Street W1Grade II
- 59 m44, Hay's Mews W1Grade II
- 60 m7, Hill Street W1Grade II
- 65 m9, Hill Street W1Grade II
- 65 m45 and 46, Berkeley Square W1Grade I
- 65 m45, Hay's Mews W1Grade II
- 71 m11, HILL STREET W1 (See details for further address information)Grade II
- 73 m10, Hill Street W1Grade II
- 77 m117-121, MOUNT STREET W1 (See details for further address information)Grade II
- 87 m4, 5, 5a, 5b, 5c, Mount Street W1Grade II
- 88 m41-42 and 43 Hay's MewsGrade II
- 91 m27 and 28, Berkeley Square W1Grade II
- 91 m47, Berkeley Square W1Grade II*
- 92 mShelter in Centre of Berkley Square GardenGrade II
- 96 m1, CARLOS PLACE W1 (See details for further address information)Grade II
- 106 m4, Hay's Mews W1Grade II
- 107 mChurch of the Immaculate ConceptionGrade II*
- 109 m25, Berkeley Square W1Grade II
- 110 m17, Hill Street W1Grade I
- 112 m2-8, Carlos Place W1Grade II
- 112 m115 and 116, Mount Street W1Grade II
- 115 mVestry and PresbyteryGrade II
- 115 m49, Berkeley Square W1Grade II
- 119 mBourdon HouseGrade II*
- 120 m20, Hill Street W1Grade II
- 121 m19, Hill Street W1Grade II*
- 124 m50, Berkeley Square W1Grade II
- 129 m24, Berkeley Square W1Grade II
- 129 m7, Charles Street W1Grade II
- 132 m22, Hill Street W1Grade II
- 133 m51, Berkeley Square W1Grade II
- 136 m22, Bruton Street W1Grade II
- 141 m26, Hill Street W1Grade II
- 141 m52 and 52a, Berkeley Square W1Grade II
- 141 m2, Charles Street W1Grade II
- 142 m8 Charles StreetGrade II
- 146 mNumbers 6 to 10 (Even) and Attached RailingsGrade II
- 147 m23 and 23a, Bruton Street W1Grade II
- 148 m109-113, Mount Street W1Grade II
- 148 m12 and 14, Mount Row W1Grade II
- 150 mStatue to South End of GardenGrade II
- 150 m50, Grosvenor Street W1Grade II
Checked on 6 October 2026. Historic England, the Environment Agency, Natural England, the Planning Inspectorate, 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
From the energy performance certificate lodged in November 2017, the latest held for this property. The building may have changed since. View the certificate
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Important details
- Council
- Westminster
- Application type
- Full Planning Permission Application
- Postcode
- W1J 5AL
- Received
- 19 Jun 2026
- Validated
- 10 Aug 2026
- Ward
- West End
- Case officer
- Show
- Target decision
- 9 Nov 2026
- Applicant
- Show
- Agent
- c/o Savills
- Freehold owner
- Show
Decision outlook
Day 70, past the statutory target. 83% of commercial and major works in Westminster are decided within thirteen weeks, which runs to 9 Nov 2026; extensions of time are common, and the council need not decide on the day. Last seen undecided on 15 Oct 2026.
Plota live figures for commercial and major works decided by Westminster in the last twelve months, from validation. Westminster decision record →
Public comments
535 neighbours consulted · Last counted 15 Oct 2026
Consultation & key dates
- Alt. reference
- PP-14682371
- Planning Portal ref
- PP-14682371
- Comments by
- 16 Sept 2026
- Site or press notice
- 26 Aug 2026
- Env. assessment
- No
Historical activity at this location
25 nearby applications on record - archival context, not part of the live application.
Nearby activity
Westminster is slower than most councils at deciding householder applications, ranking #258 out of 296. Only 28% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Westminster is also one of the strictest councils - it refuses more householder applications than almost any other, with only 81% approved vs 90% nationally.
Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use
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.
Freehold owner and leaseholders: Information produced by HM Land Registry. © Crown copyright 2026. Source: HM Land Registry, UK and overseas companies that own property in England and Wales, September 2026 release.
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40 Berkeley Square London W1J 5AL
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The consultation period closed on 16 Sept 2026.