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© 2026 PlotSignal. Planning data from London borough registers, including the GLA Planning London Datahub. Contains public sector information licensed under the Open Government Licence v3.0, and OS data © Crown copyright and database rights 2026.

PlotSignal is not a substitute for the statutory register. Always check with the local planning authority before acting.

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13, 16, Carlton House Terrace, SW1Y 5AH, 26/04945/FULL · PlotSignal

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Westminster
SW1Y
26/04945/FULL

ApprovedOtherMinor

13, 16, Carlton House Terrace, SW1Y 5AH

A planning application

Westminster · Reference 26/04945/FULL

Comment period closed

The consultation window closed on 1 Sept 2026. The authority may still accept late comments at its discretion.

What is being proposed

Installation of metal window bars and gates to the lightwells at 13- 16 Carlton House Terrace.

Description as published by Westminster.

What this could mean for you

These are the effects a proposal like this most often raises. Each one is a material planning consideration, so each can form the basis of a comment.

Overlooking and loss of privacy

Derived automatically from the proposal wording. Read the full application before relying on it.

Timeline

Received
23 Jul 2026 · Submitted to the council
Validated
23 Jul 2026 · Checked and published
Comments close
1 Sept 2026 · Last day to have your say
Decision due
17 Sept 2026 · Target date, often slips
Decided
4 Sept 2026 · Outcome published

Key facts

Reference: 26/04945/FULL
Authority: Westminster
Address: 13, 16, Carlton House Terrace, SW1Y 5AH
Postcode: SW1Y 5AH
Type: Other
Scale: Minor
Applicant: Not published
Agent: Not published
Received: 23 Jul 2026
Decision due: 17 Sept 2026

Also happening nearby

ApprovedOther

13, 16, Carlton House Terrace, SW1Y 5AH

A planning application

Installation of metal window bars and gates to the lightwells at 13- 16 Carlton House Terrace.

0 m awayWestminsterReceived 2 months ago26/04946/LBC

Comment period closed

Under considerationAdvertising and signage

10 Spring Gardens, SW1A 2BN

Map data © OpenStreetMap contributors.

Watch this area

Get told about the next application near here, with the deadline, before the scaffolding goes up.

Free for one location

New signage

Amendments to planning permission dated 10 July 2025 (RN: 25/00695/FULL) for the use of part-ground, first, sixth, seventh and eighth floor levels as an Embassy (sui generis). Associated external alterations to the ground floor facade on Carlton House Terrace, and part ground floor to Piazza (Spring Gardens) frontage. External alterations to the doors. Installation of roof plant and security screens to the eighth floor; Namely, the addition of external attached building signage on the west elevation and south elevation, addition of two flagpoles on the west elevation, additional of a parcel pass through, rather than a fixed panel to the door on the north elevation and omission of a smoke vent and replacement paving to match existing paving.

95 m awayWestminsterReceived 3 weeks ago26/05886/NMA

ApprovedCommercial

123 Pall Mall, SW1Y 5EA

A commercial scheme

Internal refurbishment works and minor external alterations, including replacement and reconfiguration of modern internal finishes, partitions and fittings; refurbishment of reception, office, WC, end-of-trip and basement areas; accessibility and fire safety improvements; removal of selected suspended ceilings; replacement of entrance screens and doors; and minor alterations to the Pall Mall shopfronts.

113 m awayWestminsterReceived 8 weeks ago26/05072/LBC

Under considerationOther

123 Pall Mall, SW1Y 5EA

A planning application

Partial infill of existing internal lightwell at mezzanine to fifth floors, including installation of new floors and internal façade, alterations to lightwell elevations including removal and modification of existing openings, replacement of existing rooflight, and enclosure of external escape route. (Linked to 26/04670/LBC)

113 m awayWestminsterReceived 2 months ago26/04669/FULL

Comment period closed

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How to object to a planning application
What counts as a valid objection
What is a planning application?