82A Chiltern Street London W1U 5AQ

This site has had 2 applications since 2026.

• 26/07290/CLEUD Awaiting decision

  82A Chiltern Street London W1U 5AQ

  Confirmation that digging of trench to contain part of foundations is lawful and that planning permission 23/03464/FULL dated 30 October 2023 commenced before expiry of the three year time period.

  Submitted 23 Oct 2026 Lawful development

1. 22 Oct 2026

   Received by Westminster

2. 26 Oct 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 17 December 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Westminster took a median of 88 days over the applications it decided in the last year.

This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster's median decision took 88 days. More in our guide to how long planning decisions take.

The published feed does not state which type of application this is; the register entry on Westminster's portal will say. Our guide explains the common types.

• 82A Chiltern Street London W1U 5AQ

  26/07290/CLEUD Submitted 23 Oct 2026 50 yards away

  84% historically approved · decision due ~18 Dec

  Confirmation that digging of trench to contain part of foundations is lawful and that planning permission 23/03464/FULL dated 30 October 2023 commenced before expiry of the three year time period.

  Awaiting decision Lawful development

• 7 York Mansions Chiltern Street London W1U 5AL

  03/04543/FULL Submitted 10 Jun 2003 50 yards away

  Installation of boiler flue, ventilation extract and replacement of rear window at first floor level.

  Granted Full applications Windows or glazing 6 docs

• 7 York Mansions Chiltern Street London W1U 5AL

  03/04432/LBC Submitted 6 Jun 2003 50 yards away

  Alterations including division of window to balcony at rear, installation of gas and electric meters and boiler flue extractor fan outlets on balcony, modifications to internal layout and new front door.

  Decided Heritage and listed buildings Windows or glazing 5 docs

• York Mansions Chiltern Street London W1U 5AL

  23/00263/NMA Submitted 16 Jan 2023 50 yards away

  Amendments to planning permission dated 15th July 2021 (RN: 21/03563/COFUL) for 'replacement of 6 flat entrance doors with compliant fire doors' NAMELY, alteration in style of the proposed doors and replacement of additional doors.

  Granted Amendments 24 docs
  Several homes

• 1 Sherlock Mews London W1U 6DW

  25/09081/ADFULL Submitted 15 Dec 2025 50 yards away

  Details of windows, doors, parapet gutter and leadwork details pursuant to conditions 4 and 5 of planning permission dated 13th November 2024 (RN: 24/03975/FULL)

  Granted Full applications Windows or glazing 7 docs

• Flat 4b Block 4 Portman Mansions Chiltern Street London W1U 6NS

  26/01860/FULL Submitted 23 Mar 2026 50 yards away

  88% historically approved · decision due ~2 Jun

  Like for like replacement of nine windows at lower ground floor level.

  Awaiting decision Full applications Windows or glazing 11 docs