Planning Atlas
AtlasPostcodeSW1W9DY
Dev
Session
Tier
Planning AtlasWestminsterKnightsbridge & Belgravia wardSW1W 9DY
Postcode record · Westminster

SW1W 9DY.

SW1W 9DY has 1 known premises and 27 planning records — 8 approved of 8 decided (100%).

Postcode SW1W 9DY · boundary not held, centred on the postcodeApprovedRefusedOther27 on the map — every match
At a glance · this postcodeWestminster profile →
1
Premises
known addresses (UPRNs)
27
Applications
8 decided
100%
Approval rate
8 approved · 0 refused
40 days
Median decision time
average 48 days · 27 dated decisions
0
EPC records
none recorded
27
Mapped applications
inside the postcode shape
Postcode unit boundary from Ordnance Survey; premises and applications inside it. Aggregates describe the area, not any single premises.
Property

What is it?

SW1W 9DY has 1 known premises and 27 planning records — 8 approved of 8 decided (100%).

Premises

Name
Details
Planning

What happened?

27 planning applications across the postcode; 8 approved of 8 decided (100%). Latest 27 shown.

Reference
Proposal · address
Type
Outcome
Date · distance
1 x London plane T1: Cut back selected branches to suitable branch junctions to provide up to 2 m clearance from built structures. Remove advanced epicormic trunk growth. Tip thin small diameter branches only by 10 to 15% to leave an even canopy density. 1 x London plane T2: Tip thin regrowth from previous reduction points by 10 to 15% to leave an even canopy density (small diameter branches only). 1 x London plane T3: Crown lift by two metres. Cut back selected branches to suitable branch junctions to provide up to 2 m clearance from built structures. Crown thin small diameter branches only by 10 to 15% to leave an even canopy density. 1 x London plane T4: Crown lift by two metres. Cut back selected branches to suitable branch junctions to provide up to 2 m clearance from built structures. Crown thin small diameter branches only by 10 to 15% to leave an even canopy density. 1 x London plane T5: Remove branch overhanging garden and emanating from trunk at about 10m above ground level. Crown lift by two metres. Cut back selected branches to suitable branch junctions to provide up to 2 m clearance from built structures. Crown thin small diameter branches only by 10 to 15% to leave an even canopy density. 1 x evergreen Magnolia T6: Reduce height and lateral spread over garden by up to 1m to create a more compact and conical shape. Prune back selected branches from elevation of house to create clearance of up to 0.5m.
77 Chester Square London SW1W 9DY · premises record
Applic. for works to trees in CA
No objection
2025-07-24
Selective pruning of over hanging limbs on boundary with 76 Chester Square to provide maximum of 1800mm clearance of building (76 Chester Square) to allow the erection of scaffolding to undertake maintenance works to building (76 Chester Square). Minimum amount of pruning works to be undertaken.
77 Chester Square London SW1W 9DY · premises record
Applic. for works to trees in CA
No determination
2025-02-24
1 x evergreen Magnolia (rear): Reduce height by up to 3m. Reduce lateral branches by up to 1m to create a more compact conical shape. Prune back selected branches from elevation of house to create a gap of up to 0.5m.
77 Chester Square London SW1W 9DY · premises record
Applic. for works to trees in CA
No objection
2022-10-03
1 x London plane (T1): Reduce crown to previous most previous recent reduction points, retaining selected shortened furnishing growth at cut points. Crown lift from adjacent building to provide 2m clearance. 4 x London planes (T2, T3, T4, T5): reduce crowns to previous most recent reduction points, retaining selected shortened furnishing growth at cut points. Remove epicormic growth. Retain lower growth and lower laterals to maintain privacy. 2 x Portuguese laurels (T6, T7): Reduce crowns by 1.5 m all over.
77 Chester Square London SW1W 9DY · premises record
Applic. for works to trees in CA
No objection
2021-04-07
Details of railings pursuant to condition 2 of listed building consent dated 3 June 2020 (RN: 20/01363/LBC).
77 Chester Square London SW1W 9DY · premises record
Approval of Details (ADLBC)
Approved
2020-08-22
Details of railings pursuant to condition 2 of planning permission dated 3 June 2020 (RN: 20/01362/FULL).
77 Chester Square London SW1W 9DY · premises record
Advertisement
Unknown
2020-08-22
Alterations to boundary wall including installation of railings.
77 Chester Square London SW1W 9DY · premises record
Listed Building Consent Application
Approved
2020-02-25
Alterations to boundary wall including installation of railings.
77 Chester Square London SW1W 9DY · premises record
Full Planning Permission Application
Approved
2020-02-25
Rear of Property T1 - London Plane Reduce back overhang from No.1 Ebury Mews East to previous reduction points, by a reduction of up to approximately 1.5 metres of the branch length. . The tree is located in the garden area directly behind Number 1 Ebury Mews East. . The tree is straddling the rear elevation of Number 1 Ebury Mews East. . The works are to reduce the encroachment from the rear elevation and roof area of Number 1 Ebury Mews East as previously carried out in 2011, 2014 & 2016.
77 Chester Square London SW1W 9DY · premises record
Applic. for works to trees in CA
Withdrawn
2018-07-18
1 x Plane (T.1) Remove lowest branch extending towards neighbouring embassy (Photograph P.1) and third lowest branch extending towards roof terrace/conservatory of 77 Chester Square (Photograph P.2) on lowest upright limb to west between 77 Chester Square and neighbouring embassy, remove lowest limb to west over embassy back to elbow approx. 1.2 off of main trunk (Photograph P.3), reduce remaining crown back to previous most recent pruning points leaving furnishing growths, thin remaining crown by 15% crown lift off of surround buildings by 2m and deadwood crown. 1 x Plane (T.2) Reduce crown to west over neighbouring embassy by 3-4m, reduce remaining crown to previous most recent pruning points leaving furnishing growths, thin remaining crown by 10%, crown lift off of surrounding building by 3m and deadwood crown. 1 x Plane (T.3) Tip thin crown by 20% by removing the longer branches by up to 2m in length, thin remaining crown by 15% crown lift off of surrounding buildings by 2m and deadwood crown. 1 x Plane (T.4) Tip thin crown by 20% by removing the longer branches by up to 3m in length, thin remaining crown by 15% crown lift off of surrounding buildings by 2m and deadwood crown. 1 x Plane (T.5) Reduce crown to previous most recent pruning points leaving furnishing growths, thin remaining crown by 15% crown lift off surrounding buildings by 2m and deadwood crown.
77 Chester Square London SW1W 9DY · premises record
Applic. for works to trees in CA
No objection
2017-11-05
1 x London plane T1: Cut back selected branches to suitable branch junctions to provide up to 2 m clearance from built structures. Remove advanced epicormic trunk growth. Tip thin small diameter branches only by 10 to 15% to leave an even canopy density. 1 x London plane T2: Tip thin regrowth from previous reduction points by 10 to 15% to leave an even canopy density (small diameter branches only). 1 x London plane T3: Crown lift by two metres. Cut back selected branches to suitable branch junctions to provide up to 2 m clearance from built structures. Crown thin small diameter branches only by 10 to 15% to leave an even canopy density. 1 x London plane T4: Crown lift by two metres. Cut back selected branches to suitable branch junctions to provide up to 2 m clearance from built structures. Crown thin small diameter branches only by 10 to 15% to leave an even canopy density. 1 x London plane T5: Remove branch overhanging garden and emanating from trunk at about 10m above ground level. Crown lift by two metres. Cut back selected branches to suitable branch junctions to provide up to 2 m clearance from built structures. Crown thin small diameter branches only by 10 to 15% to leave an even canopy density. 1 x evergreen Magnolia T6: Reduce height and lateral spread over garden by up to 1m to create a more compact and conical shape. Prune back selected branches from elevation of house to create clearance of up to 0.5m.
77 Chester Square London SW1W 9DY · premises record
No objection
2025-07-24
More
Applic. for works to trees in CA
Selective pruning of over hanging limbs on boundary with 76 Chester Square to provide maximum of 1800mm clearance of building (76 Chester Square) to allow the erection of scaffolding to undertake maintenance works to building (76 Chester Square). Minimum amount of pruning works to be undertaken.
77 Chester Square London SW1W 9DY · premises record
No determination
2025-02-24
More
Applic. for works to trees in CA
1 x evergreen Magnolia (rear): Reduce height by up to 3m. Reduce lateral branches by up to 1m to create a more compact conical shape. Prune back selected branches from elevation of house to create a gap of up to 0.5m.
77 Chester Square London SW1W 9DY · premises record
No objection
2022-10-03
More
Applic. for works to trees in CA
Show all 10 rows
1 x London plane (T1): Reduce crown to previous most previous recent reduction points, retaining selected shortened furnishing growth at cut points. Crown lift from adjacent building to provide 2m clearance. 4 x London planes (T2, T3, T4, T5): reduce crowns to previous most recent reduction points, retaining selected shortened furnishing growth at cut points. Remove epicormic growth. Retain lower growth and lower laterals to maintain privacy. 2 x Portuguese laurels (T6, T7): Reduce crowns by 1.5 m all over.
77 Chester Square London SW1W 9DY · premises record
No objection
2021-04-07
More
Applic. for works to trees in CA
Details of railings pursuant to condition 2 of listed building consent dated 3 June 2020 (RN: 20/01363/LBC).
77 Chester Square London SW1W 9DY · premises record
Approved
2020-08-22
More
Approval of Details (ADLBC)
Details of railings pursuant to condition 2 of planning permission dated 3 June 2020 (RN: 20/01362/FULL).
77 Chester Square London SW1W 9DY · premises record
Unknown
2020-08-22
More
Advertisement
Alterations to boundary wall including installation of railings.
77 Chester Square London SW1W 9DY · premises record
Approved
2020-02-25
More
Listed Building Consent Application
Alterations to boundary wall including installation of railings.
77 Chester Square London SW1W 9DY · premises record
Approved
2020-02-25
More
Full Planning Permission Application
Rear of Property T1 - London Plane Reduce back overhang from No.1 Ebury Mews East to previous reduction points, by a reduction of up to approximately 1.5 metres of the branch length. . The tree is located in the garden area directly behind Number 1 Ebury Mews East. . The tree is straddling the rear elevation of Number 1 Ebury Mews East. . The works are to reduce the encroachment from the rear elevation and roof area of Number 1 Ebury Mews East as previously carried out in 2011, 2014 & 2016.
77 Chester Square London SW1W 9DY · premises record
Withdrawn
2018-07-18
More
Applic. for works to trees in CA
1 x Plane (T.1) Remove lowest branch extending towards neighbouring embassy (Photograph P.1) and third lowest branch extending towards roof terrace/conservatory of 77 Chester Square (Photograph P.2) on lowest upright limb to west between 77 Chester Square and neighbouring embassy, remove lowest limb to west over embassy back to elbow approx. 1.2 off of main trunk (Photograph P.3), reduce remaining crown back to previous most recent pruning points leaving furnishing growths, thin remaining crown by 15% crown lift off of surround buildings by 2m and deadwood crown. 1 x Plane (T.2) Reduce crown to west over neighbouring embassy by 3-4m, reduce remaining crown to previous most recent pruning points leaving furnishing growths, thin remaining crown by 10%, crown lift off of surrounding building by 3m and deadwood crown. 1 x Plane (T.3) Tip thin crown by 20% by removing the longer branches by up to 2m in length, thin remaining crown by 15% crown lift off of surrounding buildings by 2m and deadwood crown. 1 x Plane (T.4) Tip thin crown by 20% by removing the longer branches by up to 3m in length, thin remaining crown by 15% crown lift off of surrounding buildings by 2m and deadwood crown. 1 x Plane (T.5) Reduce crown to previous most recent pruning points leaving furnishing growths, thin remaining crown by 15% crown lift off surrounding buildings by 2m and deadwood crown.
77 Chester Square London SW1W 9DY · premises record
No objection
2017-11-05
More
Applic. for works to trees in CA

Building control

Building-control records are not yet collected for Westminster — the register is being gathered borough by borough (held so far: Lambeth, Brent, Ealing, Westminster, City and others).

Place

What affects it?

Every mapped designation touching a premises in this postcode, with how many of its 1 premises each one covers.

Designation
Coverage
Archaeological Priority Area
City of Westminster APA 3.2: Pimlico Summary and Definition: The APA covers the confluence of the Thames and Tyburn rivers. For much of its history this was a low lying marshy area that was sparsely populated until the 19th century when the la · reference 76643 · covers 1 of 1 premises. Groundworks may require archaeological assessment or investigation.
Article 4 Direction Area
Article 4 Basement Development Permitted Rights Removed · reference 23/00006/REG_4 · covers 1 of 1 premises. Some normally permitted changes may require planning permission.
Conservation Area
Belgravia · reference CONARA/1350 · covers 1 of 1 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Archaeological Priority Area
City of Westminster APA 3.2: Pimlico Summary and Definition: The APA covers the confluence of the Thames and Tyburn rivers. For much of its history this was a low lying marshy area that was sparsely populated until the 19th century when the la · reference 76643 · covers 1 of 1 premises. Groundworks may require archaeological assessment or investigation.
Article 4 Direction Area
Article 4 Basement Development Permitted Rights Removed · reference 23/00006/REG_4 · covers 1 of 1 premises. Some normally permitted changes may require planning permission.
Conservation Area
Belgravia · reference CONARA/1350 · covers 1 of 1 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
People

Who is involved?

Named on the latest 27 applications in this postcode — the party who applied, not the owner or occupier.

Name
Details
Case officer on 9 applications
Case officer on 5 applications
Case officer on 3 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 1 application
Case officer on 1 application
Case officer on 9 applications
Case officer on 5 applications
Case officer on 3 applications
Show all 7 rows
Case officer on 2 applications
Case officer on 2 applications
Case officer on 1 application
Case officer on 1 application
Development

What could it become?

Planning precedent27 applications and 27 mapped decisions in this postcode — precedent for what has been permitted and refused here.
EnergyNo EPC records joined yet.
What is not assertedNo capacity, value or ownership claim is made at area level; those belong to individual premises records and their evidence.

Intent signals

Planning Atlas Pro

Ownership, finance and market signals recorded at addresses in this postcode — each with date and source. Signals are evidence of change, not a prediction.

No intent signal is currently recorded in this postcode.

Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.
SW1W 9DY, Westminster: planning and property history | Planning Atlas