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Planning application

25/06796/OBS

1 Silk Street City Of London London EC2Y 8HQ

Decided Westminster Application for obs to adj boroughs

Proposal

An application for planning permission (25/00829/FULEIA) for the following development at the above site: This development is proposed to be a phased development (phase 1: demolition, phase 2 construction) comprising: the demolition of the existing buildings, partial retention of the existing basement (including creation of a mezzanine) and construction of a new building for office use (Class E(g)), flexible office/community use (Class E(g)/F2), flexible cultural/event uses (Sui Generis) and flexible retail/service/food and beverage uses (Class E(a)-(c)); comprising a basement level, ground and 20 upper storeys plus roof plant level; creation of new public space and new pedestrian routes at ground level; hard and soft landscaping; pedestrian and vehicle access; blue badge car and cycle parking; ancillary servicing, plant and other back of house space; excavation to accommodate attenuation tank beneath existing basement slab, external alterations and demolition to the south elevation of the adjoining Porter Tun Room of the former Whitbread Brewery; associated highway works, enabling works and other works associated with the development. And an application for listed building consent (25/00830/LBC) for the following works at the above site: External alterations to the south elevation of the Porter Tun Room of the former Whitbread Brewery in connection with the development at 1 Silk Street. Demolition of the brick casing and removal of services and a vent belonging to 1 Silk Street, fixed against the brewery building elevation, including making good of any existing brickwork.

As published by the council, reference 25/06796/OBS

Timeline

Dates from the published record

  1. 19 Sep 2025

    Received by Westminster

  2. 8 Oct 2025

    Decision issued: No Comment

  3. 21 Jul 2026

    Added to PlanIndex

After the decision

The process from here

The council has decided this application; the published outcome sits in the record above and the decision notice on the council portal carries the detail, including any conditions.

If permission was granted, work must normally begin within three years of the decision. If it was refused, the applicant can appeal within the statutory time limit or submit a revised scheme.

About this record

Reading the register

This page mirrors an entry on the statutory planning register that Westminster is required to keep. The published feed for this record does not state which type of application it is, which is common for older entries and for some council systems; the register entry on the council portal will say, alongside the case officer and any consultation dates.

Every planning application follows the same broad path: submission, validation, publicity, then a decision by officers or committee. Our guide to planning application types explains the common types and what each can approve.

Nearby applications

Within 500 metres

  • 26/01229/OBS Awaiting decision

    1 Silk Street City Of London London EC2Y 8HQ

    This development is proposed to be a phased development (phase 1: demolition, phase 2 construction) comprising: the demolition of the existing buildings, partial retention of the existing basement (including creation of a mezzanine) and construction of a new building for office use (Class E(g)), flexible office/community use (Class E(g)/F2), flexible cultural/event uses (Sui Generis) and flexible retail/service/food and beverage uses (Class E(a)-(c)); comprising a basement level, ground and 20 upper storeys plus roof plant level; creation of new public space and new pedestrian routes at ground level; hard and soft landscaping; pedestrian and vehicle access; blue badge car and cycle parking; ancillary servicing, plant and other back of house space; excavation to accommodate attenuation tank beneath existing basement slab, external alterations and demolition to the south elevation of the adjoining Porter Tun Room of the former Whitbread Brewery; associated highway works, enabling works and other works associated with the development.

    24 Feb 2026 2m away
  • 25/00830/LBC Awaiting decision

    Porter Tun Room The Brewery Milton Street London EC1Y 4SA

    External alterations to the south elevation of the Porter Tun Room of the former Whitbread Brewery in connection with the development at 1 Silk Street: demolition of the brick casing and removal of services and a vent belonging to 1 Silk Street, fixed against the brewery building elevation, including making good of any existing brickwork. RE-CONSULTATION DUE TO AMENDMENTS. THE CONSULTATION PERIOD IS EXTENDED UNTIL MONDAY 13.04.2026.

    26 Jun 2025 16m away Heritage and listed buildings
  • 25/00829/FULEIA Awaiting decision

    1 Silk Street London EC2Y 8AL

    This development is proposed to be a phased development (phase 1: demolition, phase 2 construction) comprising: the demolition of the existing buildings, partial retention of the existing basement (including creation of a mezzanine) and construction of a new building for office use (Class E(g)), flexible office/community use (Class E(g)/F2), flexible cultural/event uses (Sui Generis) and flexible retail/service/food and beverage uses (Class E(a)-(c)); comprising a basement level, ground and 20 upper storeys plus roof plant level; creation of new public space and new pedestrian routes at ground level; hard and soft landscaping; pedestrian and vehicle access; blue badge car and cycle parking; ancillary servicing, plant and other back of house space; excavation to accommodate attenuation tank beneath existing basement slab, external alterations and demolition to the south elevation of the adjoining Porter Tun Room of the former Whitbread Brewery; associated highway works, enabling works and other works associated with the development. This application is accompanied by an Environmental Statement which is available for inspection with the planning application. Electronic copies of the ES can also be issued by Trium Environmental Consulting LLP; for further details please contact [email protected] or Tel: +44 (0) 203 887 7118. RE-CONSULTATION DUE TO AMENDMENTS. THE CONSULTATION PERIOD IS EXTENDED UNTIL MONDAY 13.04.2026.

    26 Jun 2025 16m away Full applications
  • 26/00979/OBS Awaiting decision

    41 - 46, The Vaults, Chiswell Street, London, EC1Y 4SB

    Consultation by the London Borough of Islington on proposed storerooms, workshops, utility room, toilet, damp proofing to basement vaults and floors, steelwork, lift and ramps. New access lift from ground floor entrance lobby from Chiswell Street to basement. New entrance doors at ground level with ramp at Chiswell Street and modification to vents to numbers 43 to 46 Chiswell Street. New electrics, plumbing & ventilation. (Joint Listed Building Consent application submitted ref: P2026/1512/LBC) (LBI ref. P2026/1414/FUL).

    9 Jul 2026 19m away
  • 26/00982/OBS Awaiting decision

    41 - 46, The Vaults, Chiswell Street, London, EC1Y 4SB

    Consultation by the London Borough of Islington on Listed Building Consent for Proposed storerooms, workshops, utility room, toilet, damp proofing to basement vaults and floors, steelwork, lift and ramps. New access lift from ]ground floor entrance lobby from Chiswell Street to basement. New entrance doors at ground level with ramp at Chiswell Street and modification to vents to numbers 43 to 46 Chiswell Street. New electrics, plumbing & ventilation. (Joint Full Planning Application sldo submitted ref: p2026/1414/ful).

    9 Jul 2026 19m away
  • 26/00664/LBC Granted

    163 Cromwell Tower Barbican London EC2Y 8DD

    Internal alterations to include the removal of internal door between kitchen and utility, removal of sliding panels in hallway and cupboards in bedrooms. Installation of sliding door to en suite shower room, replacement of internal doors and refurbishment of kitchen and bathrooms.

    7 May 2026 42m away Heritage and listed buildings