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Planning application

33 Lambs Conduit Street London WC1N 3NG

Granted Camden 2014/4184/L Heritage and listed buildings

Works: Extension Loft or dormer

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Excavation at basement level and erection of two storey rear extension at basement and ground floor levels, in association with the creation of additional retail space (Class A1). Alterations to roof including installation of replacement rooflight. Conversion of existing residential unit on upper floors into 1 x 1-bedroom flat and 1 x 2-bedroom maisonette (Class C3) and associated internal alterations.

As published by the council, reference 2014/4184/L

Application record

Reference
2014/4184/L
Category
Heritage and listed buildings
Status
Final Decision
Decision
Granted
Decided
30 Mar 2015
Postcode
WC1N 3NG

Site history

Applications at this address on the Camden register

This site has had 7 applications since 2010: 7 approved, 0 refused.

  • 2016/3974/L Granted

    33 Lambs Conduit Street London WC1N 3NG

    Approval of conditions 3a to g of listed building consent dated 30/03/15 under reference 2014/4184/L dated conversion of existing residential unit on upper floors into 1 x 1-bedroom flat and 1 x 2-bedroom maisonette (Class C3) and associated internal alterations.

    Decided 23 Nov 2016 Heritage and listed buildings
  • 2014/4182/P Granted

    33 Lambs Conduit Street, London WC1N 3NG

    Variation of condition 3 (approved plans) of planning permission 2013/4095/P dated 14/01/2014 (for the excavation at basement level, erection of two storey rear extension and alterations to roof), namely to increase the size of the rear extension.

    Decided 30 Mar 2015 Full applications
  • 2013/4095/P Granted

    33 Lambs Conduit Street London WC1N 3NG

    Excavation at basement level and erection of two storey rear extension at basement and ground floor levels, in association with the creation of additional retail space (Class A1). Alterations to roof including installation of replacement rooflight. Conversion of existing residential unit on upper floors into 1 x 1-bedroom flat and 1 x 2-bedroom maisonette (Class C3).

    Decided 14 Jan 2014 Full applications
  • 2013/4404/L Granted

    33 Lambs Conduit Street London WC1N 3NG

    Excavation at basement level and erection of two storey rear extension at basement and ground floor levels, in association with the creation of additional retail space (Class A1). Alterations to roof including installation of replacement rooflight. Conversion of existing residential unit on upper floors into 1 x 1-bedroom flat and 1 x 2-bedroom maisonette (Class C3) and associated internal alterations.

    Decided 14 Jan 2014 Heritage and listed buildings
  • 2010/3347/L Granted

    33 Lambs Conduit Street London WC1N 3NG

    Internal and external works associated with refurbishment of basement for additional space to ground floor retail unit, including reinstatement of front lightwell and basement level windows, the installation of railings to frontage and the installation of a new metal staircase to rear.

    Decided 8 Sep 2010 Heritage and listed buildings
  • 2010/3342/P Granted

    33 Lambs Conduit Street London WC1N 3NG

    Refurbishment of basement for additional space to ground floor retail unit, including reinstatement of front lightwell and basement level windows, the installation of railings to frontage and the installation of a new metal staircase to rear.

    Decided 8 Sep 2010 Full applications

Timeline

Dates from the published record

  1. 30 Mar 2015

    Decision issued: Granted

  2. 22 Jul 2026

    Added to PlanIndex

Cases linked to this one on the register

2 later applications on the register refer to this one:

  • 2016/3974/L Granted

    33 Lambs Conduit Street London WC1N 3NG

    Approval of conditions 3a to g of listed building consent dated 30/03/15 under reference 2014/4184/L dated conversion of existing residential unit on upper floors into 1 x 1-bedroom flat and 1 x 2-bedroom maisonette (Class C3) and associated internal alterations.

    Decided 23 Nov 2016 Heritage and listed buildings
  • 2016/1116/L Withdrawn

    33 Lamb's Conduit Street London Camden WC1N 3NG

    Typical details and key plan of the existing walls and floors upgrade to achieve fire and acoustic separation to meet building regulations, pursuant to LBC 2014/4184/L.

    Decided 22 Sep 2016 Heritage and listed buildings

What this grant of permission means

Camden granted permission on 30 March 2015, 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 heritage and listed building applications

Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 33 Lamb's Conduit Street Camden London WC1N 3NG

    2016/0530/L 50 yards away

    Details of New windows, service runs,main stairs, pavement light in relation to conditions b), c), e) & f) of 2014/4148/L

    Granted Heritage and listed buildings Windows or glazing

  • 33 Lambs Conduit Street London WC1N 3NG

    2010/3347/L 50 yards away

    Internal and external works associated with refurbishment of basement for additional space to ground floor retail unit, including reinstatement of front lightwell and basement level windows, the installation of railings to frontage and the installation of a new metal staircase to rear.

    Granted Heritage and listed buildings Windows or glazing

  • 33 Lamb's Conduit Street London WC1N 3NG

    2011/2560/L 50 yards away

    Internal and external alterations associated with the conversion of basement from retail to ancillary residential space to upper floor maisonette, including reinstatement of front lightwell and basement level windows, installation of railings to frontage and a new metal staircase to rear

    Granted Heritage and listed buildings Windows or glazing

  • 33 Lamb's Conduit Street London WC1N 3NG

    2011/2559/P 50 yards away

    Change of use and works of conversion of basement from retail (Class A1) to ancillary residential space to upper floor maisonette (Class C3), including reinstatement of front lightwell and basement level windows, installation of railings to frontage and a new metal staircase to rear.

    Granted Full applications Windows or glazing

  • 33 Lambs Conduit Street London WC1N 3NG

    2016/3974/L 50 yards away

    Approval of conditions 3a to g of listed building consent dated 30/03/15 under reference 2014/4184/L dated conversion of existing residential unit on upper floors into 1 x 1-bedroom flat and 1 x 2-bedroom maisonette (Class C3) and associated internal alterations.

    Granted Heritage and listed buildings

  • 33 Lambs Conduit Street, London WC1N 3NG

    2014/4182/P 50 yards away

    Variation of condition 3 (approved plans) of planning permission 2013/4095/P dated 14/01/2014 (for the excavation at basement level, erection of two storey rear extension and alterations to roof), namely to increase the size of the rear extension.

    Granted Full applications Extension

In Camden

  • 2026/1141/L Granted

    25 John Street London WC1N 2BS

    Internal and external alterations to partition layout at basement, supporting structures and external ground level, and alterations to design of conservatory, windows and doors granted under listed building consent 2024/0338/L dated 06/08/2024.

    Received 26 Mar, published by the council 24 Jul 2026 Heritage and listed buildings
  • 2025/1781/L Granted

    Frognal Rise House Lower Terrace London NW3 6RE

    Demolition of existing garage and interlinking gallery and replacement with new garage and garden room with link, new basement floor below garden, alterations to main house including replacement windows including reinstated oriel window and new French doors to entrance elevation, new roofing to side wing, new portico and replacement door to front elevation, enlargement of existing lightwell, replacement gates and canopy over entrance gate, restorations of boundary treatments, associated internal alterations including partial underpinning works and other minor alterations.

    Received 22 Apr, published by the council 22 Jul 2026 Heritage and listed buildings
  • 2026/4129/L Awaiting decision

    6 Leverton Street London NW5 2PJ

    Strip out kitchen including floor tiles and replace; replace plumbing and flooring in rear ensuite; replace plumbing in front ensuite and WC; replace internal doors; replace garden wall with metal railing; replace 3 rear windows, 3 rear elevation side windows, 1 rear door and 1 rear elevation side door with double-glazed crittal windows and doors; remove 2 rear windows; render rear elevation brickwork; and associated works.

    Received 1 Oct, published by the council 9 Oct 2026 Heritage and listed buildings
  • 2026/1686/L Granted

    Flat Ground and 1st Floor and Flat 2nd and 3rd Floor 14 Downshire Hill London NW3 1NR

    External and internal alterations in connection with conversion of two self-contained flats into a single-family dwellinghouse, including new doors at rear ground and second floor level, replacement windows at rear second and third floors level, removal of internal partitions, extending the stair handrail, and replacement internal doors, parquet flooring, skirting, architraves, cornicing, and fittings.

    Received 19 May, published by the council 24 Jul 2026 Heritage and listed buildings
  • 2026/2202/L Refused

    4 Hampstead Square London NW3 1AB

    Erection of conservatory to front elevation.

    Received 27 May, published by the council 24 Jul 2026 Heritage and listed buildings