1B Chester Row London SW1W 9JF Data via plota.co.uk
Proposal
New basement extension (under the rear half of the building) to enlarge the existing basement (beneath the front half of the building), including creation of a new lightwell along the rear of the building. Data via plota.co.uk
Application progress
This application is under consideration - no decision has been issued yet. Plota predicted a decision around 12 Sept 2026; it is now day 68. The consultation period closed on 5 Aug 2026.
Documents 32
Statements & assessments 8
Plans & drawings 11
Application forms 2
Consultation & comments 2
Other documents 9
Site constraints 7
Show the other 29 with distances
- 35 m1-25, CHESTER ROW SW1 (See details for further address information)Grade II
- 39 mMews Arch to Eastern End of Eaton Mews West Numbers 81 to 93 Including Mews Arch to Eastern End of Eaton Mews WestGrade II
- 39 m50-58, Elizabeth Street Sw1Grade II
- 47 m4-24, Gerald Road Sw1Grade II
- 58 m55-63, Elizabeth Street Sw1Grade II
- 59 mChurch of St MichaelGrade II
- 61 m4-22, Chester Row Sw1Grade II
- 67 m1-13, South Eaton Place Sw1Grade II
- 74 m15-21, South Eaton Place Sw1Grade II
- 78 m37-39, Chester Square Sw1Grade II
- 86 m38a-42, Elizabeth Street Sw1Grade II
- 92 m42-45, CHESTER SQUARE SW1 (See details for further address information)Grade II
- 96 m51-62, Eaton Square Sw1Grade II*
- 96 mNos 24 and 24a to 48 (consecutive) including Nos 72 and 72a Elizabeth StreetGrade II*
- 97 m17 Gerald Road (Including 1 Burton Mews)Grade II
- 98 mNumber 1a and Adjoining Mews ArchGrade II
- 100 m23-35, South Eaton Place Sw1Grade II
- 104 m24, SOUTH EATON PLACE SW1 (See details for further address information)Grade II
- 104 m43-53, ELIZABETH STREET SW1 (See details for further address information)Grade II
- 107 m14-22, South Eaton Place Sw1Grade II
- 116 m96-114, EBURY STREET SW1 (See details for further address information)Grade II
- 118 m37-41, South Eaton Place Sw1Grade II
- 119 m24-32, Chester Square Sw1Grade II
- 132 m2-12, South Eaton Place Sw1Grade II
- 135 mDuke of Wellington Public HouseGrade II
- 137 m67-83, Eaton Terrace Sw1Grade II
- 141 m135 and 137, Ebury Street Sw1Grade II
- 143 m139, Ebury Street Sw1Grade II
- 149 m117-133, Ebury Street Sw1Grade II
Checked on 11 September 2026. Historic England, the Environment Agency, Natural England 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.
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Important details
- Council
- Westminster
- Application type
- Full Planning Permission Application
- Postcode
- SW1W 9JF
- Received
- 6 Jul 2026
- Validated
- 6 Jul 2026
- Ward
- Knightsbridge & Belgravia
- Case officer
- Show
- Target decision
- 31 Aug 2026
- Applicant
- Show
- Agent
- AD Heritage Planning
Decision outlook
Day 68, past the statutory target. 88% of extensions in Westminster are decided within thirteen weeks, which runs to 5 Oct 2026; extensions of time are common, and the council need not decide on the day. Last seen undecided on 11 Sept 2026.
Plota live figures for extensions decided by Westminster in the last twelve months, from validation. Westminster decision record →
Public comments
100% object · above the UK average of 75%
20 neighbours consulted · Last counted 11 Sept 2026
Consultation & key dates
- Alt. reference
- PP-15061601
- Comments by
- 5 Aug 2026
- Site or press notice
- 15 Jul 2026
- Env. assessment
- No
Historical activity at this location
36 previous applications on record - archival context, not part of the live application.
Previous applications at this address
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.
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1B Chester Row London SW1W 9JF
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