100 Parliament Street London SW1A 2BQ Data via plota.co.uk
26/03616/LBC - Listed Building Consent Application
Approved
Proposal
Internal alterations to EP2. Data via plota.co.uk
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View original council record ↗
Application progress
✓
Received
2 Jun 2026
✓
Approved
15 Jul 2026
Approved on 15 Jul 2026 · Delegated Decision · Last checked 17 Jul 2026
Documents 10
Decision & officer reports 1
Consultation & comments 4
Other documents 5
PDF
HISTORIC ENGLAND CONSULT - AUTHORISATION
Acoustic report · 24 Jun 2026
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PDF
HISTORIC ENGLAND CONSULT - W NON INTERVENTION
Acoustic report · 24 Jun 2026
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PDF
ACK-GENERAL LETTER (G/P/C)
Background Papers · 5 Jun 2026
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PDF
SITE NOTICE 21 OR 28 DAYS IF T&C APPL.
Background Papers · 5 Jun 2026
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PDF
RECEIPT OF APPLICATION
Other · 4 Jun 2026
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1 Horse Guards Road London SW1A 2HQ
Internal alterations to EP1.
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Important details
- Council
- Westminster
- Application type
- Listed Building Consent Application
- Postcode
- SW1A 2BQ
- Received
- 2 Jun 2026
- Validated
- 2 Jun 2026
- Ward
- St James's
- Case officer
- Show
- Target decision
- 28 Jul 2026
- Decision
- Application Permitted
- Decision date
- 15 Jul 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- Feilden+Mawson Group Ltd
Consultation & key dates
- Alt. reference
- PP-14976943 - CONFIDENTIAL
- Press notice
- 17 Jun 2026
- Env. assessment
- No
Historical activity at this location
45 previous applications on record - archival context, not part of the live application.
This property
Previous applications at this address
2025
External Repairs
2025
Repairs to 1no. bay of the stone balustrade at street level on Great George Street.
2023
Approved
Minor intrusive surveys to Stairs 05, 09, 12 and 17 at First Floor level, Stairs 01, 02…
2022
Approved
Internal alterations to rooms 2/18 and 2/01 for the installation of acoustic panels.
2021
Approved
Internal alterations to Stairs 09 and 12 (Fire Line Compartmentation Works).
2021
Approved
Intrusive surveys to stairs 09 and 12 at second floor level for the delivery of checks to…
2021
Approved
Variation of Condition 1 of listed building consent dated 21 November 2017 (RN: 17/09009/…
2021
Approved
Details of Fixing for each memorial, pursuant to condition 4 of Listed Biuilding Consent…
2021
Approved
Details and method statement for intrusive investigation of floor slab pursuant to Condit…
2020
Approved
Internal alterations to Government Offices Great George Street.
2020
Approved
Installation of door retainers between ground to fourth floor levels.
2020
Approved
Installation of manual key operated locks to the external set of doors and windows within…
2019
Approved
Internal alterations to install acoustic partitions to rooms 2E/02, 2E/13, 3E/02 and 3E/1…
2019
Approved
Replacement of in-wall speakers and cabling using existing locations and routes in Room 2…
2017
Approved
Additional WiFi access points (including associated cabling) to be mounted to ceilings an…
2017
Approved
Variation of Condition 1 of listed building consent dated 23 December 2016 (RN: 16/10603)…
2017
Approved
Internal alterations
2016
Approved
Internal alterations including the removal and addition of partitions at fourth floor lev…
2016
Approved
Installation of secondary glazing, internal alterations and installation of new rooftop p…
2016
Approved
Installation of rooftop plant.
Within ~100m
Nearby activity
2025
Approved
1 Horse Guards Road London SW1A 2HQ
Alterations to stone plaques signage in entrances to GOGGS.
2025
1 Horse Guards Road London SW1A 2HQ
Internal alterations regarding acoustic improvements to room 3/37 of the third floor. (CO…
2025
1 Horse Guards Road London SW1A 2HQ
Internal alterations to evacuation tags.
2025
Approved
1 Horse Guards Road London SW1A 2HQ
Internal alterations to install doors and access controls on the lower ground floor.
2025
Approved
Canon Row London
Trial pit investigations
2025
Approved
1 Horse Guards Road London SW1A 2HQ
Installation of floor boxes to room 2/39.
2025
1 Parliament Street London SW1A 2NE
Installation of electrical equipment - Roof
2025
1 Horse Guards Road London SW1A 2HQ
Internal alterations to install acoustic panels on the walls of room 2/09 of the second f…
2025
1 Parliament Street London SW1A 2NE
Installation of electrical equipment.
2024
49 - 53 Parliament Street London SW1A 2NH
Internal alterations
2024
1 Horse Guards Road London SW1A 2HQ
Internal alterations including installation of acoustic panels on the walls of rooms G/14…
2024
1 Horse Guards Road London SW1A 2HQ
Internal alterations to install acoustic panels on the walls of rooms G/24 and G/25 of th…
2024
1 Horse Guards Road London SW1A 2HQ
Fire protection upgrades to Stair 01 enclosure in Lower Ground Floor.
2024
1 Horse Guards Road London SW1A 2HQ
Internal alterations to the 2nd floor.
2024
1 Horse Guards Road London SW1A 2HQ
Internal alterations to install ducted fire smoke damper with ventilation grilles to room…
2024
1 Horse Guards Road London SW1A 2HQ
Alterations to lightwell wall and repairs to balustrade in N-W quadrant of the Central Co…
2024
Derby Gate London
Trial pit investigation.
2024
1 Horse Guards Road London SW1A 2HQ
Internal alterations to partition between rooms 2/10 and 2/11 on the second floor.
2024
1 Horse Guards Road London SW1A 2HQ
Internal alterations to partition between rooms 2/17 and 2/18 on the second floor.
2024
1 Horse Guards Road London SW1A 2HQ
Reinforcements to ceilings in the sub-basement.
2016
Approved
2 Parliament Street London SW1A 2LZ
Alterations to existing and provision of new security signage around the boundary
2016
Approved
3 Parliament Street London SW1A 2LZ
Alterations to existing and provision of new security signage around the boundary
2016
Approved
Derby Gate London SW1A 2DG
Alterations to existing and provision of new security signage around the boundary and adj…
2016
Approved
1 Horse Guards Road London SW1A 2HQ
Variation of Condition 1 of listed building consent dated 12 April 2016 (16/00877/LBC) fo…
2016
Approved
1 Horse Guards Road London SW1A 2HQ
Replacement of existing wireless automatic fire detection system with new part hard wired…
Westminster
Planning Authority Score
3.5/10
Below average
#221 of 296 councils
Relevant to this application:
Other decisions
Westminster is slower than most councils at deciding householder applications, ranking #258 out of 296. Only 28% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Westminster is also one of the strictest councils - it refuses more householder applications than almost any other, with only 81% approved vs 90% nationally.
One of the strictest councils
only 81% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application.
View full council performance
Westminster decision performance
Based on MHCLG data, the year to March 2026
86%
Overall approval rate
Below avg (87%) #201 of 296
81%
Householder approved
Below avg (90%) #277 of 296
44%
Decided in 8 weeks
Below avg (63%) #258 of 296
28%
Extended time limit
Below avg (41%) #46 of 296
83%
Minor dwellings approved
12 decided (1-9 homes)
67%
Major dwellings approved
3 decided (10+ homes)
81%
Change of use approved
133 decided
4,602
Total decisions
648 refused in the year to March 2026
Track this application
100 Parliament Street London SW1A 2BQ
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