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Planning application

56 - 60 Weymouth Street London W1G 6NX

Decided Westminster 26/06446/NMA Amendments

Works: Windows or glazing

Relates to 25/06552/FULL

Decided. The decision notice on the council portal carries the outcome in full, including any conditions.

Proposal

Amendments to planning permission dated 31st October 2025 (RN: 25/06552/FULL) for Installation of a green roof and external rooftop plant / machinery with associated acoustic enclosures, alongside fenestration alterations to accommodate louvres and ductwork, in connection with an MRI diagnostics centre. Namely, to amend the wording of condition 6 which relates to biodiversity management plan to allow it to be discharged prior to occupation.

As published by the council, reference 26/06446/NMA

Application record

Reference
26/06446/NMA
Category
Amendments
Status
Decided
Received
21 Sep 2026
Validated
21 Sep 2026
Decided
2 Oct 2026
Postcode
W1G 6NX

Site history

Applications at this address on the Westminster register

This site has had 4 applications since 2005: 2 approved, 0 refused.

  • 25/06552/FULL Granted

    56 - 60 Weymouth Street London W1G 6NX

    Installation of a green roof and external rooftop plant / machinery with associated acoustic enclosures, alongside fenestration alterations to accommodate louvres and ductwork, in connection with an MRI diagnostics centre.

    Decided 31 Oct 2025 Full applications
  • 05/01235/CAC Decided

    56 - 60 Weymouth Street London W1G 6NX

    Remodelling of existing hospital staff hostel including provision of new windows and external wall treatment to rear elevation.

    Decided 2 Mar 2005 Heritage and listed buildings
  • 05/01234/FULL Granted

    56 - 60 Weymouth Street London W1G 6NX

    Refurbishment of existing hospital staff hostel including provision of new windows and external wall treatment to rear elevation.

    Decided 5 May 2005 Full applications

Timeline

Dates from the published record

  1. 21 Sep 2026

    Received by Westminster

  2. 28 Sep 2026

    Added to PlanIndex

  3. 2 Oct 2026

    Decision issued

  4. 2 Oct 2026

    Status changed to Decided

    Previously Pending.

Cases linked to this one on the register

  • 25/06552/FULL Granted

    56 - 60 Weymouth Street London W1G 6NX

    Installation of a green roof and external rooftop plant / machinery with associated acoustic enclosures, alongside fenestration alterations to accommodate louvres and ductwork, in connection with an MRI diagnostics centre.

    Decided 31 Oct 2025 Full applications

After the decision

Westminster has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. More in our guide to what happens after a planning decision.

About amendment applications

An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 56 - 60 Weymouth Street London W1G 6NX

    05/01235/CAC Submitted 16 Feb 2005 50 yards away

    Remodelling of existing hospital staff hostel including provision of new windows and external wall treatment to rear elevation.

    Decided Heritage and listed buildings Windows or glazing 5 docs
  • 56 - 60 Weymouth Street London W1G 6NX

    05/01234/FULL Submitted 16 Feb 2005 50 yards away

    Refurbishment of existing hospital staff hostel including provision of new windows and external wall treatment to rear elevation.

    Granted Full applications Windows or glazing 6 docs
  • 56 - 60 Weymouth Street London W1G 6NX

    25/06552/FULL Submitted 12 Sep 2025 50 yards away

    Installation of a green roof and external rooftop plant / machinery with associated acoustic enclosures, alongside fenestration alterations to accommodate louvres and ductwork, in connection with an MRI diagnostics centre.

    Granted Full applications Windows or glazing 41 docs
  • 32 Marylebone High Street London W1U 4PR

    12/00010/FULL Submitted 21 Dec 2011 50 yards away

    Retention of shopfront.

    Granted Full applications Windows or glazing 8 docs
  • 42 - 46 Weymouth Street London W1G 6NT

    07/00052/FULL Submitted 27 Dec 2006 50 yards away

    Refurbishment and extension of 42-46 Weymouth Street for office use (Class B1) throughout and the construction of a roof extension to No. 50 to provide one self-contained residential flat.

    Granted Full applications Extension 15 docs
  • 50 Weymouth Street London W1G 6NT

    20/00270/ADFULL Submitted 16 Jan 2020 50 yards away

    Details of how waste and recycling is going to be stored on the site pursuant to condition 5 of planning permission dated 20th August 2019 (RN:19/01218).

    Granted Full applications 12 docs

In Westminster

  • 26/07181/NMA Awaiting decision

    Newlands House 37 - 40 Berners Street London W1T 3NA

    Amendments to planning permission dated 9th October 2025 (RN:25/04048/FULL) forInfilling of the ground floor undercroft along Mortimer Street (Class E), replacement of ground floor frontage to the whole building and refurbishment of the upper floor facades. Namely, alterations to the approved green roof area at the site.

    Received 21 Oct, published by the council 22 Oct 2026 Amendments
  • 26/07132/NMA Awaiting decision

    157 - 159 Victoria Street London SW1E 5NA

    Amendments to planning permission dated 27 August 2026 (RN: 26/04666/FULL) for the: Installation of combined defibrillator and bleed kit cabinets to external wall of Nationwide Building Society branch. NAMELY, to allow alteration to design of combined defibrillator and bleed kit cabinet.

    Received 19 Oct, published by the council 20 Oct 2026 Amendments
  • 26/07086/NMA Awaiting decision

    Windsor House 50 Victoria Street London SW1H 0TL

    Amendments to planning permission dated 18th September 2026 (RN 26/01445/FULL) for the Refurbishment of Windsor House and Christchurch House (excluding residential part), including re-cladding and amendment of facades, replacement of windows, new end-of-trip facilities, installation of roof-level plant and screening, and associated works, to provide office, retail, restaurant and indoor recreation accommodation (Class E) with amenity spaces, including a new roof level pavilion to Christchurch House and link bridge between Windsor House and Christchurch House. NAMELY, amendments to the wording of Conditions 1, 11, 12, 13,14, 15 and 26.

    Received 16 Oct, published by the council 20 Oct 2026 Amendments
  • 26/07071/NMA Awaiting decision

    London School Of Economics & Political Science Houghton Street London WC2A 2AE

    Amendments to planning permission dated 21st Februrary 2018 (RN:17/05855/FULL) for Variation of Condition 1 of planning permission dated 19 October 2016 (RN:16/05155/FULL) for demolition of existing buildings known as Clare Market, The Anchorage, the East Building, St Clements (partial) and Tower One (partial) and redevelopment to provide replacement interconnected academic facilities for Class D1 and ancillary uses, comprising a two storey basement, a part six storey / part 13 storey building and a seven storey core extension to the St Clements building and associated cycle parking and other works; all arranged around a new public square namely, removal of two cycle stands.

    Received 15 Oct, published by the council 16 Oct 2026 Amendments
  • 26/06211/NMA Decided

    15 Portland Place London W1B 1PT

    Amendments to planning permission dated 21 July 2022 (RN:22/03521/FULL) which varied Condition 5 of planning permission dated 11 April 2018 (17/10815/FULL) for: Use of the building for a temporary period of 20 years as a medical use (Use Class D1) personal to OM Tower LLP namely to amend the wording of Condition 3 to omit the words " No one else may benefit from this permission" to allow the use by third party practitioners.

    Received 10 Sep, published by the council 16 Sep 2026 Amendments