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Planning application

Chatham House 90 Heath Street London NW3 1DP

Granted Camden 2016/6118/L Heritage and listed buildings

Works: Extension Loft or dormer Windows or glazing

Relates to 2016/2478/L

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

Proposal

Discharge of condition 4 (detailed drawings and samples as appropriate) granted under reference 2016/2478/l dated 05/07/16 for replacement rear conservatory, insertion of first floor rear sash window, insertion x 2 rear roof lights, replacement timber sash window on rear closet wing, enlargement of openings to lower ground floor internal walls; spiral stair case to loft space; reinstatement of window joinery and bricking of side facing windows on rear elevation and replace the front lightwell timber staircase with metal affecting a Grade II Listed Building.

As published by the council, reference 2016/6118/L

Application record

Reference
2016/6118/L
Category
Heritage and listed buildings
Status
Final Decision
Decision
Granted
Decided
22 Dec 2016
Postcode
NW3 1DP

Site history

Applications at this address on the Camden register

This site has had 5 applications since 2010: 5 approved, 0 refused.

  • 2016/2238/P Granted

    Chatham House 90 Heath Street London NW3 1DP

    Replacement rear conservatory, insertion of first floor rear sash window, insertion x2 rear roof lights, replace rear timber sash windows and replace the front lightwell timber staircase with a metal stair case.

    Decided 5 Jul 2016 Full applications
  • 2016/2478/L Granted

    Chatham House 90 Heath Street London NW3 1DP

    Replacement rear conservatory, insertion of first floor rear sash window, insertion x2 rear roof lights, replacement timber sash window on rear closet wing, enlargement of openings to lower ground floor internal walls; spiral stair case to loft space; reinstatement of window joinery and bricking of side facing windows on rear elevation and replace the front lightwell timber staircase with metal.

    Decided 5 Jul 2016 Heritage and listed buildings
  • 2010/2881/P Granted

    Chatham House 90 Heath Street London NW3 1DP

    Erection of single storey conservatory extension at rear lower ground floor level; alterations to side elevation rear, new rooflights to rear roofslope of dwelling house (Class C3).

    Decided 23 Sep 2010 Full applications
  • 2010/2894/L Granted

    Chatham House 90 Heath Street London NW3 1DP

    Works in association with erection of single conservatory extension at rear lower ground floor level; alterations to side elevation rear, window at ground floor level to be relocated into new opening to rear elevation, and installation of two rooflights to rear slope roof of dwelling house (Class C3).

    Decided 23 Sep 2010 Heritage and listed buildings

Timeline

Dates from the published record

  1. 22 Dec 2016

    Decision issued: Granted

  2. 22 Jul 2026

    Added to PlanIndex

Cases linked to this one on the register

  • 2016/2478/L Granted

    Chatham House 90 Heath Street London NW3 1DP

    Replacement rear conservatory, insertion of first floor rear sash window, insertion x2 rear roof lights, replacement timber sash window on rear closet wing, enlargement of openings to lower ground floor internal walls; spiral stair case to loft space; reinstatement of window joinery and bricking of side facing windows on rear elevation and replace the front lightwell timber staircase with metal.

    Decided 5 Jul 2016 Heritage and listed buildings

What this grant of permission means

Camden granted permission on 22 December 2016, 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

  • Chatham House 90 Heath Street London NW3 1DP

    2016/2238/P 50 yards away

    Replacement rear conservatory, insertion of first floor rear sash window, insertion x2 rear roof lights, replace rear timber sash windows and replace the front lightwell timber staircase with a metal stair case.

    Granted Full applications Extension Loft or dormer +1

  • 90 Chatham House Heath Street London NW3 1DP

    2010/2487/L 50 yards away

    Internal alteration to include the creation of an opening between underground center and north vault at front of dwelling (Class C3).

    Granted Heritage and listed buildings
    Domestic

  • Chatham House 90 Heath Street London NW3 1DP

    2010/2881/P 50 yards away

    Erection of single storey conservatory extension at rear lower ground floor level; alterations to side elevation rear, new rooflights to rear roofslope of dwelling house (Class C3).

    Granted Full applications Extension Loft or dormer
    Small domestic

  • Chatham House 90 Heath Street London NW3 1DP

    2016/2478/L 50 yards away

    Replacement rear conservatory, insertion of first floor rear sash window, insertion x2 rear roof lights, replacement timber sash window on rear closet wing, enlargement of openings to lower ground floor internal walls; spiral stair case to loft space; reinstatement of window joinery and bricking of side facing windows on rear elevation and replace the front lightwell timber staircase with metal.

    Granted Heritage and listed buildings Extension Loft or dormer +1

  • Chatham House 90 Heath Street London NW3 1DP

    2010/2894/L 50 yards away

    Works in association with erection of single conservatory extension at rear lower ground floor level; alterations to side elevation rear, window at ground floor level to be relocated into new opening to rear elevation, and installation of two rooflights to rear slope roof of dwelling house (Class C3).

    Granted Heritage and listed buildings Extension Loft or dormer +1
    Small domestic

  • 90 Chatham House Heath Street London NW3 1DP

    2010/0457/L 50 yards away

    Internal and external works in association with erection of lower ground and ground floor extensions to rear, two heritage / conservation rooflights to rear roofslope to existing dwelling house (Class C3).

    Withdrawn Heritage and listed buildings Extension Loft or dormer
    Domestic

In Camden

  • 2026/3449/L Awaiting decision

    Alexandra & Ainsworth TRA Hall 100 Rowley Way London NW8 0SW

    Reconstuction of roof loggia and roof lantern drainage channel pursuant to planning permission ref 2023/3413/P and listed building consent ref 2023/4012/L granted on 18/12/2024, for various works of roof repair and replacement.

    Received 18 Sep, published by the council 21 Sep 2026 Heritage and listed buildings
  • 2026/3087/L Granted

    205 Albany Street London NW1 4AB

    Installation of a free standing air source heat pump in the rear courtyard. Installation of an innovative, thin and flexible PV panels to the flat section of the roof

    Received 21 Jul, published by the council 24 Jul 2026 Heritage and listed buildings
  • 2026/4003/L Awaiting decision

    10 Sicilian Avenue London Camden WC1A 2QH

    Internal alterations to ground floor and basement level, including new partitions and mechanical ventillation.

    Received 16 Sep, published by the council 21 Sep 2026 Heritage and listed buildings
  • 2026/4002/L Awaiting decision

    Flat A 4 Rowley Way London NW8 0SF

    Internal refurbishment including replacement of non-original kitchen and bathroom fittings, repair and refinishing of original internal timber joinery, replacement of floor finishes and internal redecoration.

    Received 16 Sep, published by the council 21 Sep 2026 Heritage and listed buildings
  • 2026/3990/L Awaiting decision

    Unison Centre 130 Euston Road London Camden NW1 2AY

    Repair and refurbishment works.

    Received 15 Sep, published by the council 21 Sep 2026 Heritage and listed buildings