Planning application
Tavis House 1 - 6 Tavistock Square London WC1H 9NA
Works: Extension Roofing
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Refurbishment and extension of the existing building to provide new entrances, a new roof top pavilion, roof top plant equipment and enclosures, rear extension and cycle parking associated with Class E use together with new hard and soft landscaping and other ancillary works.
As published by the council, reference 2021/6105/P
Application record
- Reference
- 2021/6105/P
- Category
- Full applications
- Status
- Final Decision
- Decision
- Granted Subject to a Section 106 Legal Agreement
- Decided
- 1 Dec 2023
- Postcode
- WC1H 9NA
Site history
Applications at this address on the Camden register
This site has had 5 applications since 2023: 3 approved, 1 refused.
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2026/1708/P Awaiting decision
Tavis House 1-6 Tavistock Square London WC1H 9NA
Alterations at levels 8 and 9 to create useable roof terraces, including removal of existing rooftop enclosures, associated amendments to the stair and lift cores, a new roof pavilion, new plant enclosure and associated works
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2026/1709/P Granted
Tavis House 1-6 Tavistock Square London WC1H 9NA
Alterations to the west facade of the building including: the addition of window openings at basement level and associated modifications to the lightwells; replacement of the main entrance doors and associated entrance improvements; new door openings at street level with bridge walkways. Replacement of existing door on Tavistock Place and associated entrance improvements, and replacement service yard gate. Alterations to the east facade including: New plant enclosures within the east facade lightwell, upgraded rear entrance, replacement railings at ground floor, addition of refuse and cycle stores within the service yard, removal of maintenance bridges from levels 2-8 and installation of replacement glazing to the affected windows
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2026/1640/P Granted
Tavis House 1-6 Tavistock Square London WC1H 9NA
The use of part of the ground floor of the building as a café (Use Class E(b)). Building works comprising internal alterations involving: -Internal fire safety shutters installed -Cores reconfigured to provide protected fire lobbies with existing structures and stairs retained. -Addition of a firefighting lift -External walls lined and insulated internally -Removal and reinstatement of fire linings -New floor, wall and ceiling finishes throughout -Installation of new electrical, mechanical and public health services throughout -Lifts upgraded with existing internal shafts and openings reused -New WCs provided -Alterations to ground floor layout to provide a café space ancillary to the office -Waterproofing linings to the basement walls and floors -Thermal linings to basement walls -Installation of new plant equipment at basement level -Installation of mechanical ventilation throughout -New end of trip facilities -Structural alterations to accommodate layout changes i.e. column removal, new riser shafts. Building works comprising external works involving: -Lobby windows replaced to provide smoke ventilation -Southernmost column of windows on rear façade replaced with single side hung assembly, central mullion to match existing. -Windows refurbished and repaired on the front facade with like for like replacement gaskets and glazing where required -Obscured glazing added to some windows on rear facade -Cleaning and repair of building facades -At roof level replacement of waterproofing, and like for like replacement of flashings, copings, gutters, gulleys and rainwater pipes at roof level -Resurfacing to the rear yard like for like.
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2023/0651/P Refused
Tavis House 1 - 6 Tavistock Square London WC1H 9NA
Installation of a telecoms base station with installation of 6 antennas, 2 transmission dishes, a power supply cabinet, two flatpack frames and ancillary development.
Timeline
Dates from the published record
-
1 Dec 2023
Decision issued: Granted Subject to a Section 106 Legal Agreement
-
22 Jul 2026
Added to PlanIndex
Related applications
Cases linked to this one on the register
1 later application on the register refers to this one:
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2024/1267/P Granted
1-6 Tavis House Tavistock Square London WC1H 9NA
Minor Material Amendment through the variation of conditions 2 (drawing numbers), 9 (cycle parking), 13 (sustainable drainage) and 15 (green wall) to planning permission 2021/6105/P dated 01/12/2023 (for refurbishment and extension of existing building) to provide amendments to external rear facades, rooftop plant and other associated works.
What this grant of permission means
Camden granted permission on 1 December 2023, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
About full applications
A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.
Nearby applications
Within 500 metres
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Tavis House 1-6 Tavistock Square London WC1H 9NA
91% historically approved · decision due ~25 Jun
Alterations at levels 8 and 9 to create useable roof terraces, including removal of existing rooftop enclosures, associated amendments to the stair and lift cores, a new roof pavilion, new plant enclosure and associated works
Awaiting decision Full applications Roofing 46 docs -
Tavis House 1 - 6 Tavistock Square London WC1H 9NB
Non-material amendments to planning permission granted 20/10/2009 (2009/3205/P) (for replacement of windows to east (rear), south (side), and west (front) elevations and associated alterations including erection of flat roof area at ground floor level on rear elevation following removal of rooflights, balconies and glazed covered walkway to rear of office building (Class B1)). Amendments comprise replacement of inward tilting windows with outward tilting, self cleaning windows, installation of metal louvres to ground floor rear and side elevations and to window at second and fourth floor rear elevation and retention of existing balconies, rooflights, ground floor entrance door and curtain walling to rear elevation.
Granted Full applications Loft or dormer Windows or glazing -
Tavis House 1 - 6 Tavistock Square London WC1H 9NA
Installation of a telecoms base station with installation of 6 antennas, 2 transmission dishes, a power supply cabinet, two flatpack frames and ancillary development.
Refused Full applications -
Tavis House 1 - 6 Tavistock Square London WC1H 9NB
Installation of an EDF sub-station and associated screen fencing to the rear car park of an office building (Class B1a).
Granted Full applications -
Tavis House 1 - 6 Tavistock Square London WC1H 9NB
Installation of 14 new condenser units and associated timber acoustic screens to the roof of office building (Class B1).
Granted Full applications -
Tavis House 1-6 Tavistock Square London WC1H 9NA
The use of part of the ground floor of the building as a café (Use Class E(b)). Building works comprising internal alterations involving: -Internal fire safety shutters installed -Cores reconfigured to provide protected fire lobbies with existing structures and stairs retained. -Addition of a firefighting lift -External walls lined and insulated internally -Removal and reinstatement of fire linings -New floor, wall and ceiling finishes throughout -Installation of new electrical, mechanical and public health services throughout -Lifts upgraded with existing internal shafts and openings reused -New WCs provided -Alterations to ground floor layout to provide a café space ancillary to the office -Waterproofing linings to the basement walls and floors -Thermal linings to basement walls -Installation of new plant equipment at basement level -Installation of mechanical ventilation throughout -New end of trip facilities -Structural alterations to accommodate layout changes i.e. column removal, new riser shafts. Building works comprising external works involving: -Lobby windows replaced to provide smoke ventilation -Southernmost column of windows on rear façade replaced with single side hung assembly, central mullion to match existing. -Windows refurbished and repaired on the front facade with like for like replacement gaskets and glazing where required -Obscured glazing added to some windows on rear facade -Cleaning and repair of building facades -At roof level replacement of waterproofing, and like for like replacement of flashings, copings, gutters, gulleys and rainwater pipes at roof level -Resurfacing to the rear yard like for like.
Granted Lawful development Windows or glazing 24 docs
Other full applications
In Camden
-
2026/2516/P Withdrawn
31 Loveridge Road London Camden NW6 2DU
Amalgamation of the existing three self-contained one-bedroom flats into a single-family dwelling house; demolition and replacement of existing outrigger; erection of a single-storey rear wrap-around extension; erection of a rear dormer extension; creation of a roof terrace above outrigger; replacement of existing windows with timber double glazed units; installation of rooflights to front roofslope; and installation of an air source heat pump in rear garden.
-
2026/3830/P Awaiting decision
Euston Tower 286 Euston Road London NW1 3DP
Deed of variation to allow more flexibility with Affordable housing payments for redevelopment of Euston Tower comprising retention of parts of the existing building (including central core, basement and foundations) and erection of a new building incorporating these retained elements, to provide a 32-storey mixed-use building providing offices and research and development floorspace (Class E(g)) and office, retail, café and restaurant space (Class E) and Enterprise Space (Class E/F) at ground and first floors, and associated external terraces; public realm enhancements, including new landscaping and provision of new publicly accessible steps and ramp; short and long stay cycle storage; servicing; refuse storage; plant and other ancillary and associated work.
-
2026/3282/P Granted
5 Berkley Road London NW1 8XX
Installation of 1no. above ground gas riser from the basement flat to the meter box at first floor (retrospective)
-
2026/0483/P Granted
100 Avenue Road London NW3 3HF
Discharge of details for condition 47 (surface water run off details) of planning permission 2026/0404/P granted on 19/06/2026 for " Variation of conditions (2 plan numbers); 8 (quantum of commercial space); 13 (commercial windows); 15 (Wind Microclimate); 19 (commercial windows); 24 (Air quality); 34 (development quantum); 40 (Circular Economy); 44 (designing out crime); 45 (Fire Strategy); 46 (SuDS); 48 (Community facility removed), 48 (wheelchair units), 49 (TfL health and safety) to planning permission ref. 2025/0852/P (for demolition of building and provision of a mixed-use residential-led development) to secure alterations to the external appearance; internal residential and commercial space layouts; omission of community floorspace and increased affordable housing provision; cycle and car parking; hard and soft landscaping, and other associated amendments”
-
2026/2697/P Awaiting decision
Flat 1, 73 Eton Avenue London NW3 3EU
Replacement of existing defective rear lean-to conservatory with a new slimline powder-coated aluminium framed conservatory with clear double glazing, on the exact same footprint as existing.